248626140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1163}}^1$

素因数の和:1691

約数の個数: 96

約数和(自身を含む): 797852160

約数和(自身を除く): 549226020

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, 509, 1018, 1163, 1527, 2036, 2326, 2545, 3054, 3489, 3563, 4652, 5090, 5815, 6108, 6978, 7126, 7635, 8141, 10180, 10689, 11630, 13956, 14252, 15270, 16282, 17445, 17815, 21378, 23260, 24423, 30540, 32564, 34890, 35630, 40705, 42756, 48846, 53445, 69780, 71260, 81410, 97692, 106890, 122115, 162820, 213780, 244230, 488460, 591967, 1183934, 1775901, 2367868, 2959835, 3551802, 4143769, 5919670, 7103604, 8287538, 8879505, 11839340, 12431307, 16575076, 17759010, 20718845, 24862614, 35518020, 41437690, 49725228, 62156535, 82875380, 124313070, 248626140]

約数ペア:

[(1, 248626140), (2, 124313070), (3, 82875380), (4, 62156535), (5, 49725228), (6, 41437690), (7, 35518020), (10, 24862614), (12, 20718845), (14, 17759010), (15, 16575076), (20, 12431307), (21, 11839340), (28, 8879505), (30, 8287538), (35, 7103604), (42, 5919670), (60, 4143769), (70, 3551802), (84, 2959835), (105, 2367868), (140, 1775901), (210, 1183934), (420, 591967), (509, 488460), (1018, 244230), (1163, 213780), (1527, 162820), (2036, 122115), (2326, 106890), (2545, 97692), (3054, 81410), (3489, 71260), (3563, 69780), (4652, 53445), (5090, 48846), (5815, 42756), (6108, 40705), (6978, 35630), (7126, 34890), (7635, 32564), (8141, 30540), (10180, 24423), (10689, 23260), (11630, 21378), (13956, 17815), (14252, 17445), (15270, 16282)]