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December 2, 2015
Posted by **Joe** on Sunday, March 7, 2010 at 8:38pm.

- math -
**Reiny**, Sunday, March 7, 2010 at 8:41pm1*1*1*1*1*1*1*1*1*1 = 1

You didn't say the factors had to be different.

- math -
**MathMate**, Sunday, March 7, 2010 at 9:06pmyeah, but it is not "exactly" 10 factors either! LOL

To get exactly 10 factors, the first factors must be 1,2,3,4,5 (N>25, square of the fifth factor), or 1,2,3,4,6 (N>36).

However, the latter set gives a smaller number, namely 48, while the first set gives 60.