import java.util.Scanner;

public class Main{
	public static void main(String [] args){
		Scanner sc = new Scanner(System.in);
		int a,b,c,count = 0;
		a = sc.nextInt();
		b = sc.nextInt();
		c = sc.nextInt();
		for(int i = b; i <= c; i++){
			if(c / i == 0){
				count++;
			}
		}
		System.out.println(count);
	}
}