90015816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:715

約数の個数: 128

約数和(自身を含む): 268738560

約数和(自身を除く): 178722744

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 31, 33, 34, 44, 51, 62, 66, 68, 88, 93, 102, 124, 132, 136, 186, 187, 204, 248, 264, 341, 372, 374, 408, 527, 561, 647, 682, 744, 748, 1023, 1054, 1122, 1294, 1364, 1496, 1581, 1941, 2046, 2108, 2244, 2588, 2728, 3162, 3882, 4092, 4216, 4488, 5176, 5797, 6324, 7117, 7764, 8184, 10999, 11594, 12648, 14234, 15528, 17391, 20057, 21351, 21998, 23188, 28468, 32997, 34782, 40114, 42702, 43996, 46376, 56936, 60171, 65994, 69564, 80228, 85404, 87992, 120342, 120989, 131988, 139128, 160456, 170808, 220627, 240684, 241978, 263976, 340969, 362967, 441254, 481368, 483956, 661881, 681938, 725934, 882508, 967912, 1022907, 1323762, 1363876, 1451868, 1765016, 2045814, 2647524, 2727752, 2903736, 3750659, 4091628, 5295048, 7501318, 8183256, 11251977, 15002636, 22503954, 30005272, 45007908, 90015816]

約数ペア:

[(1, 90015816), (2, 45007908), (3, 30005272), (4, 22503954), (6, 15002636), (8, 11251977), (11, 8183256), (12, 7501318), (17, 5295048), (22, 4091628), (24, 3750659), (31, 2903736), (33, 2727752), (34, 2647524), (44, 2045814), (51, 1765016), (62, 1451868), (66, 1363876), (68, 1323762), (88, 1022907), (93, 967912), (102, 882508), (124, 725934), (132, 681938), (136, 661881), (186, 483956), (187, 481368), (204, 441254), (248, 362967), (264, 340969), (341, 263976), (372, 241978), (374, 240684), (408, 220627), (527, 170808), (561, 160456), (647, 139128), (682, 131988), (744, 120989), (748, 120342), (1023, 87992), (1054, 85404), (1122, 80228), (1294, 69564), (1364, 65994), (1496, 60171), (1581, 56936), (1941, 46376), (2046, 43996), (2108, 42702), (2244, 40114), (2588, 34782), (2728, 32997), (3162, 28468), (3882, 23188), (4092, 21998), (4216, 21351), (4488, 20057), (5176, 17391), (5797, 15528), (6324, 14234), (7117, 12648), (7764, 11594), (8184, 10999)]