What is the least positive integer m such that m \cdot 2!\cdot 3!\cdot 4!\cdot 5!\cdots 16 ! is a perfect square?
Answer Choices
A. 30
B. 30030
C. 70
D. 1430
E. 1001
What is the least positive integer m such that m \cdot 2!\cdot 3!\cdot 4!\cdot 5!\cdots 16 ! is a perfect square?
Answer Choices
A. 30
B. 30030
C. 70
D. 1430
E. 1001