# Problem 5

^{26}/ Oct 2008

2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder.

What is the smallest number that is evenly divisible by all of the numbers from 1 to 20?

標準ライブラリのlcmを使って一瞬

p005 = foldl1 lcm [1..20]