123857648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 270054144

約数和(自身を除く): 146196496

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 37, 62, 68, 74, 124, 136, 148, 248, 272, 296, 397, 496, 527, 592, 629, 794, 1054, 1147, 1258, 1588, 2108, 2294, 2516, 3176, 4216, 4588, 5032, 6352, 6749, 8432, 9176, 10064, 12307, 13498, 14689, 18352, 19499, 24614, 26996, 29378, 38998, 49228, 53992, 58756, 77996, 98456, 107984, 117512, 155992, 196912, 209219, 235024, 249713, 311984, 418438, 455359, 499426, 836876, 910718, 998852, 1673752, 1821436, 1997704, 3347504, 3642872, 3995408, 7285744, 7741103, 15482206, 30964412, 61928824, 123857648]

約数ペア:

[(1, 123857648), (2, 61928824), (4, 30964412), (8, 15482206), (16, 7741103), (17, 7285744), (31, 3995408), (34, 3642872), (37, 3347504), (62, 1997704), (68, 1821436), (74, 1673752), (124, 998852), (136, 910718), (148, 836876), (248, 499426), (272, 455359), (296, 418438), (397, 311984), (496, 249713), (527, 235024), (592, 209219), (629, 196912), (794, 155992), (1054, 117512), (1147, 107984), (1258, 98456), (1588, 77996), (2108, 58756), (2294, 53992), (2516, 49228), (3176, 38998), (4216, 29378), (4588, 26996), (5032, 24614), (6352, 19499), (6749, 18352), (8432, 14689), (9176, 13498), (10064, 12307)]