81486660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1358111}}^1$

素因数の和:1358123

約数の個数: 24

約数和(自身を含む): 228162816

約数和(自身を除く): 146676156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1358111, 2716222, 4074333, 5432444, 6790555, 8148666, 13581110, 16297332, 20371665, 27162220, 40743330, 81486660]

約数ペア:

[(1, 81486660), (2, 40743330), (3, 27162220), (4, 20371665), (5, 16297332), (6, 13581110), (10, 8148666), (12, 6790555), (15, 5432444), (20, 4074333), (30, 2716222), (60, 1358111)]