128518560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2879}}^1$

素因数の和:2931

約数の個数: 144

約数和(自身を含む): 452874240

約数和(自身を除く): 324355680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2879, 2976, 3720, 4464, 4960, 5580, 5758, 7440, 8637, 8928, 11160, 11516, 14395, 14880, 17274, 22320, 23032, 25911, 28790, 34548, 43185, 44640, 46064, 51822, 57580, 69096, 86370, 89249, 92128, 103644, 115160, 129555, 138192, 172740, 178498, 207288, 230320, 259110, 267747, 276384, 345480, 356996, 414576, 446245, 460640, 518220, 535494, 690960, 713992, 803241, 829152, 892490, 1036440, 1070988, 1338735, 1381920, 1427984, 1606482, 1784980, 2072880, 2141976, 2677470, 2855968, 3212964, 3569960, 4016205, 4145760, 4283952, 5354940, 6425928, 7139920, 8032410, 8567904, 10709880, 12851856, 14279840, 16064820, 21419760, 25703712, 32129640, 42839520, 64259280, 128518560]

約数ペア:

[(1, 128518560), (2, 64259280), (3, 42839520), (4, 32129640), (5, 25703712), (6, 21419760), (8, 16064820), (9, 14279840), (10, 12851856), (12, 10709880), (15, 8567904), (16, 8032410), (18, 7139920), (20, 6425928), (24, 5354940), (30, 4283952), (31, 4145760), (32, 4016205), (36, 3569960), (40, 3212964), (45, 2855968), (48, 2677470), (60, 2141976), (62, 2072880), (72, 1784980), (80, 1606482), (90, 1427984), (93, 1381920), (96, 1338735), (120, 1070988), (124, 1036440), (144, 892490), (155, 829152), (160, 803241), (180, 713992), (186, 690960), (240, 535494), (248, 518220), (279, 460640), (288, 446245), (310, 414576), (360, 356996), (372, 345480), (465, 276384), (480, 267747), (496, 259110), (558, 230320), (620, 207288), (720, 178498), (744, 172740), (930, 138192), (992, 129555), (1116, 115160), (1240, 103644), (1395, 92128), (1440, 89249), (1488, 86370), (1860, 69096), (2232, 57580), (2480, 51822), (2790, 46064), (2879, 44640), (2976, 43185), (3720, 34548), (4464, 28790), (4960, 25911), (5580, 23032), (5758, 22320), (7440, 17274), (8637, 14880), (8928, 14395), (11160, 11516)]