256219620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4270327}}^1$

素因数の和:4270339

約数の個数: 24

約数和(自身を含む): 717415104

約数和(自身を除く): 461195484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4270327, 8540654, 12810981, 17081308, 21351635, 25621962, 42703270, 51243924, 64054905, 85406540, 128109810, 256219620]

約数ペア:

[(1, 256219620), (2, 128109810), (3, 85406540), (4, 64054905), (5, 51243924), (6, 42703270), (10, 25621962), (12, 21351635), (15, 17081308), (20, 12810981), (30, 8540654), (60, 4270327)]