128237820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{937}}^1\times {\mathrm{2281}}^1$

素因数の和:3230

約数の個数: 48

約数和(自身を含む): 359606688

約数和(自身を除く): 231368868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 937, 1874, 2281, 2811, 3748, 4562, 4685, 5622, 6843, 9124, 9370, 11244, 11405, 13686, 14055, 18740, 22810, 27372, 28110, 34215, 45620, 56220, 68430, 136860, 2137297, 4274594, 6411891, 8549188, 10686485, 12823782, 21372970, 25647564, 32059455, 42745940, 64118910, 128237820]

約数ペア:

[(1, 128237820), (2, 64118910), (3, 42745940), (4, 32059455), (5, 25647564), (6, 21372970), (10, 12823782), (12, 10686485), (15, 8549188), (20, 6411891), (30, 4274594), (60, 2137297), (937, 136860), (1874, 68430), (2281, 56220), (2811, 45620), (3748, 34215), (4562, 28110), (4685, 27372), (5622, 22810), (6843, 18740), (9124, 14055), (9370, 13686), (11244, 11405)]