157265220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{374441}}^1$

素因数の和:374460

約数の個数: 48

約数和(自身を含む): 503250048

約数和(自身を除く): 345984828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 374441, 748882, 1123323, 1497764, 1872205, 2246646, 2621087, 3744410, 4493292, 5242174, 5616615, 7488820, 7863261, 10484348, 11233230, 13105435, 15726522, 22466460, 26210870, 31453044, 39316305, 52421740, 78632610, 157265220]

約数ペア:

[(1, 157265220), (2, 78632610), (3, 52421740), (4, 39316305), (5, 31453044), (6, 26210870), (7, 22466460), (10, 15726522), (12, 13105435), (14, 11233230), (15, 10484348), (20, 7863261), (21, 7488820), (28, 5616615), (30, 5242174), (35, 4493292), (42, 3744410), (60, 2621087), (70, 2246646), (84, 1872205), (105, 1497764), (140, 1123323), (210, 748882), (420, 374441)]