54231320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 151200000

約数和(自身を除く): 96968680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 152, 190, 209, 220, 247, 260, 286, 380, 418, 440, 494, 499, 520, 572, 715, 760, 836, 988, 998, 1045, 1144, 1235, 1430, 1672, 1976, 1996, 2090, 2470, 2495, 2717, 2860, 3992, 4180, 4940, 4990, 5434, 5489, 5720, 6487, 8360, 9481, 9880, 9980, 10868, 10978, 12974, 13585, 18962, 19960, 21736, 21956, 25948, 27170, 27445, 32435, 37924, 43912, 47405, 51896, 54340, 54890, 64870, 71357, 75848, 94810, 104291, 108680, 109780, 123253, 129740, 142714, 189620, 208582, 219560, 246506, 259480, 285428, 356785, 379240, 417164, 493012, 521455, 570856, 616265, 713570, 834328, 986024, 1042910, 1232530, 1355783, 1427140, 2085820, 2465060, 2711566, 2854280, 4171640, 4930120, 5423132, 6778915, 10846264, 13557830, 27115660, 54231320]

約数ペア:

[(1, 54231320), (2, 27115660), (4, 13557830), (5, 10846264), (8, 6778915), (10, 5423132), (11, 4930120), (13, 4171640), (19, 2854280), (20, 2711566), (22, 2465060), (26, 2085820), (38, 1427140), (40, 1355783), (44, 1232530), (52, 1042910), (55, 986024), (65, 834328), (76, 713570), (88, 616265), (95, 570856), (104, 521455), (110, 493012), (130, 417164), (143, 379240), (152, 356785), (190, 285428), (209, 259480), (220, 246506), (247, 219560), (260, 208582), (286, 189620), (380, 142714), (418, 129740), (440, 123253), (494, 109780), (499, 108680), (520, 104291), (572, 94810), (715, 75848), (760, 71357), (836, 64870), (988, 54890), (998, 54340), (1045, 51896), (1144, 47405), (1235, 43912), (1430, 37924), (1672, 32435), (1976, 27445), (1996, 27170), (2090, 25948), (2470, 21956), (2495, 21736), (2717, 19960), (2860, 18962), (3992, 13585), (4180, 12974), (4940, 10978), (4990, 10868), (5434, 9980), (5489, 9880), (5720, 9481), (6487, 8360)]