166. 16673-!-item-!-187;#058&011115
If the prime numbers p and t are the only prime factors of the integer m, is m a multiple of (p^2)t ?
(1) m has more than 9 positive factors.
(2) m is a multiple of p^3.
Ans. B
看不太慬詳解版上的說明
(1) 已自行以其它的想法去理解為什麼不充分
但 (2) 還是轉不過腦筋,請高手賜教!