Find the least L.C.M. of 20 natural numbers, not necessarily different, whose sum is 801.
nineteen 42's and one 3 total 801 and the LCM is only 42.
A lower bound for this problem is 41 [801/20 = 40.05] but I don't think this is possible.

Posted by Jer
on 20060519 12:46:36 