648468808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:527

約数の個数: 128

約数和(自身を含む): 1489259520

約数和(自身を除く): 840790712

約数列:

[1, 2, 4, 8, 13, 17, 23, 26, 34, 37, 46, 52, 68, 74, 92, 104, 136, 148, 184, 221, 296, 299, 391, 431, 442, 481, 598, 629, 782, 851, 862, 884, 962, 1196, 1258, 1564, 1702, 1724, 1768, 1924, 2392, 2516, 3128, 3404, 3448, 3848, 5032, 5083, 5603, 6808, 7327, 8177, 9913, 10166, 11063, 11206, 14467, 14654, 15947, 16354, 19826, 20332, 22126, 22412, 28934, 29308, 31894, 32708, 39652, 40664, 44252, 44824, 57868, 58616, 63788, 65416, 79304, 88504, 95251, 115736, 127576, 128869, 168521, 188071, 190502, 207311, 257738, 271099, 337042, 366781, 376142, 381004, 414622, 515476, 542198, 674084, 733562, 752284, 762008, 829244, 1030952, 1084396, 1348168, 1467124, 1504568, 1658488, 2168792, 2190773, 2934248, 3524287, 4381546, 4768153, 6235277, 7048574, 8763092, 9536306, 12470554, 14097148, 17526184, 19072612, 24941108, 28194296, 38145224, 49882216, 81058601, 162117202, 324234404, 648468808]

約数ペア:

[(1, 648468808), (2, 324234404), (4, 162117202), (8, 81058601), (13, 49882216), (17, 38145224), (23, 28194296), (26, 24941108), (34, 19072612), (37, 17526184), (46, 14097148), (52, 12470554), (68, 9536306), (74, 8763092), (92, 7048574), (104, 6235277), (136, 4768153), (148, 4381546), (184, 3524287), (221, 2934248), (296, 2190773), (299, 2168792), (391, 1658488), (431, 1504568), (442, 1467124), (481, 1348168), (598, 1084396), (629, 1030952), (782, 829244), (851, 762008), (862, 752284), (884, 733562), (962, 674084), (1196, 542198), (1258, 515476), (1564, 414622), (1702, 381004), (1724, 376142), (1768, 366781), (1924, 337042), (2392, 271099), (2516, 257738), (3128, 207311), (3404, 190502), (3448, 188071), (3848, 168521), (5032, 128869), (5083, 127576), (5603, 115736), (6808, 95251), (7327, 88504), (8177, 79304), (9913, 65416), (10166, 63788), (11063, 58616), (11206, 57868), (14467, 44824), (14654, 44252), (15947, 40664), (16354, 39652), (19826, 32708), (20332, 31894), (22126, 29308), (22412, 28934)]