290431288

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4159}}^1$

素因数の和:4244

約数の個数: 64

約数和(自身を含む): 658944000

約数和(自身を除く): 368512712

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 43, 56, 58, 86, 116, 172, 203, 232, 301, 344, 406, 602, 812, 1204, 1247, 1624, 2408, 2494, 4159, 4988, 8318, 8729, 9976, 16636, 17458, 29113, 33272, 34916, 58226, 69832, 116452, 120611, 178837, 232904, 241222, 357674, 482444, 715348, 844277, 964888, 1251859, 1430696, 1688554, 2503718, 3377108, 5007436, 5186273, 6754216, 10014872, 10372546, 20745092, 36303911, 41490184, 72607822, 145215644, 290431288]

約数ペア:

[(1, 290431288), (2, 145215644), (4, 72607822), (7, 41490184), (8, 36303911), (14, 20745092), (28, 10372546), (29, 10014872), (43, 6754216), (56, 5186273), (58, 5007436), (86, 3377108), (116, 2503718), (172, 1688554), (203, 1430696), (232, 1251859), (301, 964888), (344, 844277), (406, 715348), (602, 482444), (812, 357674), (1204, 241222), (1247, 232904), (1624, 178837), (2408, 120611), (2494, 116452), (4159, 69832), (4988, 58226), (8318, 34916), (8729, 33272), (9976, 29113), (16636, 17458)]