15489990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1579}}^1$

素因数の和:1701

約数の個数: 48

約数和(自身を含む): 40669200

約数和(自身を除く): 25179210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 327, 545, 654, 981, 1090, 1579, 1635, 1962, 3158, 3270, 4737, 4905, 7895, 9474, 9810, 14211, 15790, 23685, 28422, 47370, 71055, 142110, 172111, 344222, 516333, 860555, 1032666, 1548999, 1721110, 2581665, 3097998, 5163330, 7744995, 15489990]

約数ペア:

[(1, 15489990), (2, 7744995), (3, 5163330), (5, 3097998), (6, 2581665), (9, 1721110), (10, 1548999), (15, 1032666), (18, 860555), (30, 516333), (45, 344222), (90, 172111), (109, 142110), (218, 71055), (327, 47370), (545, 28422), (654, 23685), (981, 15790), (1090, 14211), (1579, 9810), (1635, 9474), (1962, 7895), (3158, 4905), (3270, 4737)]