120358280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{429851}}^1$

素因数の和:429869

約数の個数: 32

約数和(自身を含む): 309493440

約数和(自身を除く): 189135160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 429851, 859702, 1719404, 2149255, 3008957, 3438808, 4298510, 6017914, 8597020, 12035828, 15044785, 17194040, 24071656, 30089570, 60179140, 120358280]

約数ペア:

[(1, 120358280), (2, 60179140), (4, 30089570), (5, 24071656), (7, 17194040), (8, 15044785), (10, 12035828), (14, 8597020), (20, 6017914), (28, 4298510), (35, 3438808), (40, 3008957), (56, 2149255), (70, 1719404), (140, 859702), (280, 429851)]