720311042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 1257596928

約数和(自身を除く): 537285886

約数列:

[1, 2, 11, 22, 37, 41, 74, 82, 113, 191, 226, 382, 407, 451, 814, 902, 1243, 1517, 2101, 2486, 3034, 4181, 4202, 4633, 7067, 7831, 8362, 9266, 14134, 15662, 16687, 21583, 33374, 43166, 45991, 50963, 77737, 86141, 91982, 101926, 155474, 171421, 172282, 237413, 289747, 342842, 474826, 579494, 798571, 884903, 1597142, 1769806, 1885631, 3187217, 3771262, 6374434, 8784281, 9733933, 17568562, 19467866, 32741411, 65482822, 360155521, 720311042]

約数ペア:

[(1, 720311042), (2, 360155521), (11, 65482822), (22, 32741411), (37, 19467866), (41, 17568562), (74, 9733933), (82, 8784281), (113, 6374434), (191, 3771262), (226, 3187217), (382, 1885631), (407, 1769806), (451, 1597142), (814, 884903), (902, 798571), (1243, 579494), (1517, 474826), (2101, 342842), (2486, 289747), (3034, 237413), (4181, 172282), (4202, 171421), (4633, 155474), (7067, 101926), (7831, 91982), (8362, 86141), (9266, 77737), (14134, 50963), (15662, 45991), (16687, 43166), (21583, 33374)]