266332040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2143}}^1$

素因数の和:2406

約数の個数: 64

約数和(自身を含む): 648345600

約数和(自身を除く): 382013560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 239, 260, 478, 520, 956, 1195, 1912, 2143, 2390, 3107, 4286, 4780, 6214, 8572, 9560, 10715, 12428, 15535, 17144, 21430, 24856, 27859, 31070, 42860, 55718, 62140, 85720, 111436, 124280, 139295, 222872, 278590, 512177, 557180, 1024354, 1114360, 2048708, 2560885, 4097416, 5121770, 6658301, 10243540, 13316602, 20487080, 26633204, 33291505, 53266408, 66583010, 133166020, 266332040]

約数ペア:

[(1, 266332040), (2, 133166020), (4, 66583010), (5, 53266408), (8, 33291505), (10, 26633204), (13, 20487080), (20, 13316602), (26, 10243540), (40, 6658301), (52, 5121770), (65, 4097416), (104, 2560885), (130, 2048708), (239, 1114360), (260, 1024354), (478, 557180), (520, 512177), (956, 278590), (1195, 222872), (1912, 139295), (2143, 124280), (2390, 111436), (3107, 85720), (4286, 62140), (4780, 55718), (6214, 42860), (8572, 31070), (9560, 27859), (10715, 24856), (12428, 21430), (15535, 17144)]