76531980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3877}}^1$

素因数の和:3943

約数の個数: 96

約数和(自身を含む): 250177536

約数和(自身を除く): 173645556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3877, 3948, 4935, 6580, 7754, 9870, 11631, 15508, 19385, 19740, 23262, 27139, 38770, 46524, 54278, 58155, 77540, 81417, 108556, 116310, 135695, 162834, 182219, 232620, 271390, 325668, 364438, 407085, 542780, 546657, 728876, 814170, 911095, 1093314, 1275533, 1628340, 1822190, 2186628, 2551066, 2733285, 3644380, 3826599, 5102132, 5466570, 6377665, 7653198, 10933140, 12755330, 15306396, 19132995, 25510660, 38265990, 76531980]

約数ペア:

[(1, 76531980), (2, 38265990), (3, 25510660), (4, 19132995), (5, 15306396), (6, 12755330), (7, 10933140), (10, 7653198), (12, 6377665), (14, 5466570), (15, 5102132), (20, 3826599), (21, 3644380), (28, 2733285), (30, 2551066), (35, 2186628), (42, 1822190), (47, 1628340), (60, 1275533), (70, 1093314), (84, 911095), (94, 814170), (105, 728876), (140, 546657), (141, 542780), (188, 407085), (210, 364438), (235, 325668), (282, 271390), (329, 232620), (420, 182219), (470, 162834), (564, 135695), (658, 116310), (705, 108556), (940, 81417), (987, 77540), (1316, 58155), (1410, 54278), (1645, 46524), (1974, 38770), (2820, 27139), (3290, 23262), (3877, 19740), (3948, 19385), (4935, 15508), (6580, 11631), (7754, 9870)]