143842020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{342481}}^1$

素因数の和:342500

約数の個数: 48

約数和(自身を含む): 460295808

約数和(自身を除く): 316453788

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, 342481, 684962, 1027443, 1369924, 1712405, 2054886, 2397367, 3424810, 4109772, 4794734, 5137215, 6849620, 7192101, 9589468, 10274430, 11986835, 14384202, 20548860, 23973670, 28768404, 35960505, 47947340, 71921010, 143842020]

約数ペア:

[(1, 143842020), (2, 71921010), (3, 47947340), (4, 35960505), (5, 28768404), (6, 23973670), (7, 20548860), (10, 14384202), (12, 11986835), (14, 10274430), (15, 9589468), (20, 7192101), (21, 6849620), (28, 5137215), (30, 4794734), (35, 4109772), (42, 3424810), (60, 2397367), (70, 2054886), (84, 1712405), (105, 1369924), (140, 1027443), (210, 684962), (420, 342481)]