209706660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1165037}}^1$

素因数の和:1165052

約数の個数: 36

約数和(自身を含む): 636110748

約数和(自身を除く): 426404088

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1165037, 2330074, 3495111, 4660148, 5825185, 6990222, 10485333, 11650370, 13980444, 17475555, 20970666, 23300740, 34951110, 41941332, 52426665, 69902220, 104853330, 209706660]

約数ペア:

[(1, 209706660), (2, 104853330), (3, 69902220), (4, 52426665), (5, 41941332), (6, 34951110), (9, 23300740), (10, 20970666), (12, 17475555), (15, 13980444), (18, 11650370), (20, 10485333), (30, 6990222), (36, 5825185), (45, 4660148), (60, 3495111), (90, 2330074), (180, 1165037)]