64580280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31657}}^1$

素因数の和:31688

約数の個数: 64

約数和(自身を含む): 205143840

約数和(自身を除く): 140563560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 31657, 63314, 94971, 126628, 158285, 189942, 253256, 316570, 379884, 474855, 538169, 633140, 759768, 949710, 1076338, 1266280, 1614507, 1899420, 2152676, 2690845, 3229014, 3798840, 4305352, 5381690, 6458028, 8072535, 10763380, 12916056, 16145070, 21526760, 32290140, 64580280]

約数ペア:

[(1, 64580280), (2, 32290140), (3, 21526760), (4, 16145070), (5, 12916056), (6, 10763380), (8, 8072535), (10, 6458028), (12, 5381690), (15, 4305352), (17, 3798840), (20, 3229014), (24, 2690845), (30, 2152676), (34, 1899420), (40, 1614507), (51, 1266280), (60, 1076338), (68, 949710), (85, 759768), (102, 633140), (120, 538169), (136, 474855), (170, 379884), (204, 316570), (255, 253256), (340, 189942), (408, 158285), (510, 126628), (680, 94971), (1020, 63314), (2040, 31657)]