153125520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{638023}}^1$

素因数の和:638039

約数の個数: 40

約数和(自身を含む): 474689856

約数和(自身を除く): 321564336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 638023, 1276046, 1914069, 2552092, 3190115, 3828138, 5104184, 6380230, 7656276, 9570345, 10208368, 12760460, 15312552, 19140690, 25520920, 30625104, 38281380, 51041840, 76562760, 153125520]

約数ペア:

[(1, 153125520), (2, 76562760), (3, 51041840), (4, 38281380), (5, 30625104), (6, 25520920), (8, 19140690), (10, 15312552), (12, 12760460), (15, 10208368), (16, 9570345), (20, 7656276), (24, 6380230), (30, 5104184), (40, 3828138), (48, 3190115), (60, 2552092), (80, 1914069), (120, 1276046), (240, 638023)]