128239620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2137327}}^1$

素因数の和:2137339

約数の個数: 24

約数和(自身を含む): 359071104

約数和(自身を除く): 230831484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2137327, 4274654, 6411981, 8549308, 10686635, 12823962, 21373270, 25647924, 32059905, 42746540, 64119810, 128239620]

約数ペア:

[(1, 128239620), (2, 64119810), (3, 42746540), (4, 32059905), (5, 25647924), (6, 21373270), (10, 12823962), (12, 10686635), (15, 8549308), (20, 6411981), (30, 4274654), (60, 2137327)]