280413644

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{2287}}^1$

素因数の和:2478

約数の個数: 48

約数和(自身を含む): 584263680

約数和(自身を除く): 303850036

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 151, 203, 302, 406, 604, 812, 1057, 2114, 2287, 4228, 4379, 4574, 8758, 9148, 16009, 17516, 30653, 32018, 61306, 64036, 66323, 122612, 132646, 265292, 345337, 464261, 690674, 928522, 1381348, 1857044, 2417359, 4834718, 9669436, 10014773, 20029546, 40059092, 70103411, 140206822, 280413644]

約数ペア:

[(1, 280413644), (2, 140206822), (4, 70103411), (7, 40059092), (14, 20029546), (28, 10014773), (29, 9669436), (58, 4834718), (116, 2417359), (151, 1857044), (203, 1381348), (302, 928522), (406, 690674), (604, 464261), (812, 345337), (1057, 265292), (2114, 132646), (2287, 122612), (4228, 66323), (4379, 64036), (4574, 61306), (8758, 32018), (9148, 30653), (16009, 17516)]