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题目内容 (请给出正确答案)
单选题
How many different positive integers are factors of 342?
A

9

B

11

C

12

D

20

E

22


参考答案

参考解析
解析:
342=1×342=2×171=3×114=6×57=9×38=18×19,故本题选C项。
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