217350840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6311}}^1$

素因数の和:6373

約数の個数: 128

約数和(自身を含む): 763499520

約数和(自身を除く): 546148680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2296, 2460, 2870, 3444, 4305, 4920, 5740, 6311, 6888, 8610, 11480, 12622, 17220, 18933, 25244, 31555, 34440, 37866, 44177, 50488, 63110, 75732, 88354, 94665, 126220, 132531, 151464, 176708, 189330, 220885, 252440, 258751, 265062, 353416, 378660, 441770, 517502, 530124, 662655, 757320, 776253, 883540, 1035004, 1060248, 1293755, 1325310, 1552506, 1767080, 1811257, 2070008, 2587510, 2650620, 3105012, 3622514, 3881265, 5175020, 5301240, 5433771, 6210024, 7245028, 7762530, 9056285, 10350040, 10867542, 14490056, 15525060, 18112570, 21735084, 27168855, 31050120, 36225140, 43470168, 54337710, 72450280, 108675420, 217350840]

約数ペア:

[(1, 217350840), (2, 108675420), (3, 72450280), (4, 54337710), (5, 43470168), (6, 36225140), (7, 31050120), (8, 27168855), (10, 21735084), (12, 18112570), (14, 15525060), (15, 14490056), (20, 10867542), (21, 10350040), (24, 9056285), (28, 7762530), (30, 7245028), (35, 6210024), (40, 5433771), (41, 5301240), (42, 5175020), (56, 3881265), (60, 3622514), (70, 3105012), (82, 2650620), (84, 2587510), (105, 2070008), (120, 1811257), (123, 1767080), (140, 1552506), (164, 1325310), (168, 1293755), (205, 1060248), (210, 1035004), (246, 883540), (280, 776253), (287, 757320), (328, 662655), (410, 530124), (420, 517502), (492, 441770), (574, 378660), (615, 353416), (820, 265062), (840, 258751), (861, 252440), (984, 220885), (1148, 189330), (1230, 176708), (1435, 151464), (1640, 132531), (1722, 126220), (2296, 94665), (2460, 88354), (2870, 75732), (3444, 63110), (4305, 50488), (4920, 44177), (5740, 37866), (6311, 34440), (6888, 31555), (8610, 25244), (11480, 18933), (12622, 17220)]