1261380480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1483}}^1$

素因数の和:1948

約数の個数: 128

約数和(自身を含む): 4032443520

約数和(自身を除く): 2771063040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 443, 480, 640, 886, 960, 1329, 1483, 1772, 1920, 2215, 2658, 2966, 3544, 4430, 4449, 5316, 5932, 6645, 7088, 7415, 8860, 8898, 10632, 11864, 13290, 14176, 14830, 17720, 17796, 21264, 22245, 23728, 26580, 28352, 29660, 35440, 35592, 42528, 44490, 47456, 53160, 56704, 59320, 70880, 71184, 85056, 88980, 94912, 106320, 118640, 141760, 142368, 170112, 177960, 189824, 212640, 237280, 283520, 284736, 355920, 425280, 474560, 569472, 656969, 711840, 850560, 949120, 1313938, 1423680, 1970907, 2627876, 2847360, 3284845, 3941814, 5255752, 6569690, 7883628, 9854535, 10511504, 13139380, 15767256, 19709070, 21023008, 26278760, 31534512, 39418140, 42046016, 52557520, 63069024, 78836280, 84092032, 105115040, 126138048, 157672560, 210230080, 252276096, 315345120, 420460160, 630690240, 1261380480]

約数ペア:

[(1, 1261380480), (2, 630690240), (3, 420460160), (4, 315345120), (5, 252276096), (6, 210230080), (8, 157672560), (10, 126138048), (12, 105115040), (15, 84092032), (16, 78836280), (20, 63069024), (24, 52557520), (30, 42046016), (32, 39418140), (40, 31534512), (48, 26278760), (60, 21023008), (64, 19709070), (80, 15767256), (96, 13139380), (120, 10511504), (128, 9854535), (160, 7883628), (192, 6569690), (240, 5255752), (320, 3941814), (384, 3284845), (443, 2847360), (480, 2627876), (640, 1970907), (886, 1423680), (960, 1313938), (1329, 949120), (1483, 850560), (1772, 711840), (1920, 656969), (2215, 569472), (2658, 474560), (2966, 425280), (3544, 355920), (4430, 284736), (4449, 283520), (5316, 237280), (5932, 212640), (6645, 189824), (7088, 177960), (7415, 170112), (8860, 142368), (8898, 141760), (10632, 118640), (11864, 106320), (13290, 94912), (14176, 88980), (14830, 85056), (17720, 71184), (17796, 70880), (21264, 59320), (22245, 56704), (23728, 53160), (26580, 47456), (28352, 44490), (29660, 42528), (35440, 35592)]