312432880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2377}}^1$

素因数の和:2474

約数の個数: 80

約数和(自身を含む): 764308224

約数和(自身を除く): 451875344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 212, 248, 265, 310, 424, 496, 530, 620, 848, 1060, 1240, 1643, 2120, 2377, 2480, 3286, 4240, 4754, 6572, 8215, 9508, 11885, 13144, 16430, 19016, 23770, 26288, 32860, 38032, 47540, 65720, 73687, 95080, 125981, 131440, 147374, 190160, 251962, 294748, 368435, 503924, 589496, 629905, 736870, 1007848, 1178992, 1259810, 1473740, 2015696, 2519620, 2947480, 3905411, 5039240, 5894960, 7810822, 10078480, 15621644, 19527055, 31243288, 39054110, 62486576, 78108220, 156216440, 312432880]

約数ペア:

[(1, 312432880), (2, 156216440), (4, 78108220), (5, 62486576), (8, 39054110), (10, 31243288), (16, 19527055), (20, 15621644), (31, 10078480), (40, 7810822), (53, 5894960), (62, 5039240), (80, 3905411), (106, 2947480), (124, 2519620), (155, 2015696), (212, 1473740), (248, 1259810), (265, 1178992), (310, 1007848), (424, 736870), (496, 629905), (530, 589496), (620, 503924), (848, 368435), (1060, 294748), (1240, 251962), (1643, 190160), (2120, 147374), (2377, 131440), (2480, 125981), (3286, 95080), (4240, 73687), (4754, 65720), (6572, 47540), (8215, 38032), (9508, 32860), (11885, 26288), (13144, 23770), (16430, 19016)]