import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Scanner;
import java.util.StringTokenizer;
public class Reader{

    final private int BUFFER_SIZE = 1 << 16;
    private DataInputStream din;
    private byte[] buffer;
    private int bufferPointer, bytesRead;

    public Reader()
    {
        din = new DataInputStream(System.in);
        buffer = new byte[BUFFER_SIZE];
        bufferPointer = bytesRead = 0;
    }

    public Reader(String file_name) throws IOException
    {
        din = new DataInputStream(new FileInputStream(file_name));
        buffer = new byte[BUFFER_SIZE];
        bufferPointer = bytesRead = 0;
    }

    public String readLine() throws IOException
    {
        byte[] buf = new byte[64]; // line length
        int cnt = 0, c;
        while ((c = read()) != -1)
        {
            if (c == '\n')
                break;
            buf[cnt++] = (byte) c;
        }
        return new String(buf, 0, cnt);
    }

    public int nextInt() throws IOException
    {
        int ret = 0;
        byte c = read();
        while (c <= ' ')
            c = read();
        boolean neg = (c == '-');
        if (neg)
            c = read();
        do
        {
            ret = ret * 10 + c - '0';
        }  while ((c = read()) >= '0' && c <= '9');

        if (neg)
            return -ret;
        return ret;
    }

    public long nextLong() throws IOException
    {
        long ret = 0;
        byte c = read();
        while (c <= ' ')
            c = read();
        boolean neg = (c == '-');
        if (neg)
            c = read();
        do {
            ret = ret * 10 + c - '0';
        }
        while ((c = read()) >= '0' && c <= '9');
        if (neg)
            return -ret;
        return ret;
    }

    public double nextDouble() throws IOException
    {
        double ret = 0, div = 1;
        byte c = read();
        while (c <= ' ')
            c = read();
        boolean neg = (c == '-');
        if (neg)
            c = read();

        do {
            ret = ret * 10 + c - '0';
        }
        while ((c = read()) >= '0' && c <= '9');

        if (c == '.')
        {
            while ((c = read()) >= '0' && c <= '9')
            {
                ret += (c - '0') / (div *= 10);
            }
        }

        if (neg)
            return -ret;
        return ret;
    }

    private void fillBuffer() throws IOException
    {
        bytesRead = din.read(buffer, bufferPointer = 0, BUFFER_SIZE);
        if (bytesRead == -1)
            buffer[0] = -1;
    }

    private byte read() throws IOException
    {
        if (bufferPointer == bytesRead)
            fillBuffer();
        return buffer[bufferPointer++];
    }

    public void close() throws IOException
    {
        if (din == null)
            return;
        din.close();
    }
     public static void main(String args[]) throws IOException {
        Reader s = new Reader();
        int tot_tests = s.nextInt();
        for (int i = 0; i < tot_tests; i++) {
            int len=s.nextInt();
            int[] arr=new int[len];
            int max=Integer.MIN_VALUE;
            for(int j=0;j<len;j++)
            {
                 arr[j] =s.nextInt();
                if(max<arr[j])
                {
                    max=arr[j];
                }
            }
            int n=1;
            int p1=-1;
            System.out.print(max+" ");
            while(n<len) {
                int max_gcd = Integer.MIN_VALUE;
                //int p1 = max;
                for (int j = 0; j < len; j++) {
                    //System.out.print(max);
                    if(arr[j]==max)
                    {
                        arr[j]=-1;
                    }
                    if(arr[j]!=-1) {
                        int gcd = gcd(max, arr[j]);
                        if (gcd > max_gcd) {
                            max_gcd = gcd;
                            p1 = arr[j];
                        }
                        else if (gcd==max_gcd)
                        {
                            //System.out.print("entered "+p1+" "+arr[j]);
                            if(p1<arr[j])
                            {
                                p1=arr[j];
                            }
                        }
                    }
                }
                //if(p1!=max) {
                    System.out.print(p1 + " ");
                //}
                max=p1;
                n++;
            }
            System.out.println();
        }
    }
    public static int gcd(int a, int b)
    {
        if (a == 0)
            return b;

        return gcd(b%a, a);
    }

}