128310840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{863}}^1$

素因数の和:946

約数の個数: 192

約数和(自身を含む): 485222400

約数和(自身を除く): 356911560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 59, 60, 63, 70, 72, 84, 90, 105, 118, 120, 126, 140, 168, 177, 180, 210, 236, 252, 280, 295, 315, 354, 360, 413, 420, 472, 504, 531, 590, 630, 708, 826, 840, 863, 885, 1062, 1180, 1239, 1260, 1416, 1652, 1726, 1770, 2065, 2124, 2360, 2478, 2520, 2589, 2655, 3304, 3452, 3540, 3717, 4130, 4248, 4315, 4956, 5178, 5310, 6041, 6195, 6904, 7080, 7434, 7767, 8260, 8630, 9912, 10356, 10620, 12082, 12390, 12945, 14868, 15534, 16520, 17260, 18123, 18585, 20712, 21240, 24164, 24780, 25890, 29736, 30205, 31068, 34520, 36246, 37170, 38835, 48328, 49560, 50917, 51780, 54369, 60410, 62136, 72492, 74340, 77670, 90615, 101834, 103560, 108738, 120820, 144984, 148680, 152751, 155340, 181230, 203668, 217476, 241640, 254585, 271845, 305502, 310680, 356419, 362460, 407336, 434952, 458253, 509170, 543690, 611004, 712838, 724920, 763755, 916506, 1018340, 1069257, 1087380, 1222008, 1425676, 1527510, 1782095, 1833012, 2036680, 2138514, 2174760, 2291265, 2851352, 3055020, 3207771, 3564190, 3666024, 4277028, 4582530, 5346285, 6110040, 6415542, 7128380, 8554056, 9165060, 10692570, 12831084, 14256760, 16038855, 18330120, 21385140, 25662168, 32077710, 42770280, 64155420, 128310840]

約数ペア:

[(1, 128310840), (2, 64155420), (3, 42770280), (4, 32077710), (5, 25662168), (6, 21385140), (7, 18330120), (8, 16038855), (9, 14256760), (10, 12831084), (12, 10692570), (14, 9165060), (15, 8554056), (18, 7128380), (20, 6415542), (21, 6110040), (24, 5346285), (28, 4582530), (30, 4277028), (35, 3666024), (36, 3564190), (40, 3207771), (42, 3055020), (45, 2851352), (56, 2291265), (59, 2174760), (60, 2138514), (63, 2036680), (70, 1833012), (72, 1782095), (84, 1527510), (90, 1425676), (105, 1222008), (118, 1087380), (120, 1069257), (126, 1018340), (140, 916506), (168, 763755), (177, 724920), (180, 712838), (210, 611004), (236, 543690), (252, 509170), (280, 458253), (295, 434952), (315, 407336), (354, 362460), (360, 356419), (413, 310680), (420, 305502), (472, 271845), (504, 254585), (531, 241640), (590, 217476), (630, 203668), (708, 181230), (826, 155340), (840, 152751), (863, 148680), (885, 144984), (1062, 120820), (1180, 108738), (1239, 103560), (1260, 101834), (1416, 90615), (1652, 77670), (1726, 74340), (1770, 72492), (2065, 62136), (2124, 60410), (2360, 54369), (2478, 51780), (2520, 50917), (2589, 49560), (2655, 48328), (3304, 38835), (3452, 37170), (3540, 36246), (3717, 34520), (4130, 31068), (4248, 30205), (4315, 29736), (4956, 25890), (5178, 24780), (5310, 24164), (6041, 21240), (6195, 20712), (6904, 18585), (7080, 18123), (7434, 17260), (7767, 16520), (8260, 15534), (8630, 14868), (9912, 12945), (10356, 12390), (10620, 12082)]