308034140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{1549}}^1$

素因数の和:1782

約数の個数: 48

約数和(自身を含む): 661936800

約数和(自身を除く): 353902660

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 163, 244, 305, 326, 610, 652, 815, 1220, 1549, 1630, 3098, 3260, 6196, 7745, 9943, 15490, 19886, 30980, 39772, 49715, 94489, 99430, 188978, 198860, 252487, 377956, 472445, 504974, 944890, 1009948, 1262435, 1889780, 2524870, 5049740, 15401707, 30803414, 61606828, 77008535, 154017070, 308034140]

約数ペア:

[(1, 308034140), (2, 154017070), (4, 77008535), (5, 61606828), (10, 30803414), (20, 15401707), (61, 5049740), (122, 2524870), (163, 1889780), (244, 1262435), (305, 1009948), (326, 944890), (610, 504974), (652, 472445), (815, 377956), (1220, 252487), (1549, 198860), (1630, 188978), (3098, 99430), (3260, 94489), (6196, 49715), (7745, 39772), (9943, 30980), (15490, 19886)]