[问题] GRE数学题一则

楼主: AmigoSafin   2017-10-20 21:02:21
大家好,脸书上看到一则GRE数学题,想跟大家请益:
How many factors greater than 1 do 120 210 and 270 have in common?
1) 1
2) 3
3) 6
4) 7
5) 30
我不确定是单选或复选
还请大家不吝分享想法!
感激不尽!

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