What is the greatest positive integer n such that 3^n is a factor of 36^300? Choices.
A) 100	B) 200	C) 300	D) 600	E) 900
36 = 3^2 * 2^2.   36^300 = 3^600 * 2^600   The answer is 600.
<result>D</result>
What is the greatest positive integer n such that 3^n is a factor of 36^300?