285539280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1389

約数の個数: 160

約数和(自身を含む): 967438080

約数和(自身を除く): 681898800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 71, 78, 80, 104, 120, 130, 142, 156, 195, 208, 213, 240, 260, 284, 312, 355, 390, 426, 520, 568, 624, 710, 780, 852, 923, 1040, 1065, 1136, 1289, 1420, 1560, 1704, 1846, 2130, 2578, 2769, 2840, 3120, 3408, 3692, 3867, 4260, 4615, 5156, 5538, 5680, 6445, 7384, 7734, 8520, 9230, 10312, 11076, 12890, 13845, 14768, 15468, 16757, 17040, 18460, 19335, 20624, 22152, 25780, 27690, 30936, 33514, 36920, 38670, 44304, 50271, 51560, 55380, 61872, 67028, 73840, 77340, 83785, 91519, 100542, 103120, 110760, 134056, 154680, 167570, 183038, 201084, 221520, 251355, 268112, 274557, 309360, 335140, 366076, 402168, 457595, 502710, 549114, 670280, 732152, 804336, 915190, 1005420, 1098228, 1189747, 1340560, 1372785, 1464304, 1830380, 2010840, 2196456, 2379494, 2745570, 3569241, 3660760, 4021680, 4392912, 4758988, 5491140, 5948735, 7138482, 7321520, 9517976, 10982280, 11897470, 14276964, 17846205, 19035952, 21964560, 23794940, 28553928, 35692410, 47589880, 57107856, 71384820, 95179760, 142769640, 285539280]

約数ペア:

[(1, 285539280), (2, 142769640), (3, 95179760), (4, 71384820), (5, 57107856), (6, 47589880), (8, 35692410), (10, 28553928), (12, 23794940), (13, 21964560), (15, 19035952), (16, 17846205), (20, 14276964), (24, 11897470), (26, 10982280), (30, 9517976), (39, 7321520), (40, 7138482), (48, 5948735), (52, 5491140), (60, 4758988), (65, 4392912), (71, 4021680), (78, 3660760), (80, 3569241), (104, 2745570), (120, 2379494), (130, 2196456), (142, 2010840), (156, 1830380), (195, 1464304), (208, 1372785), (213, 1340560), (240, 1189747), (260, 1098228), (284, 1005420), (312, 915190), (355, 804336), (390, 732152), (426, 670280), (520, 549114), (568, 502710), (624, 457595), (710, 402168), (780, 366076), (852, 335140), (923, 309360), (1040, 274557), (1065, 268112), (1136, 251355), (1289, 221520), (1420, 201084), (1560, 183038), (1704, 167570), (1846, 154680), (2130, 134056), (2578, 110760), (2769, 103120), (2840, 100542), (3120, 91519), (3408, 83785), (3692, 77340), (3867, 73840), (4260, 67028), (4615, 61872), (5156, 55380), (5538, 51560), (5680, 50271), (6445, 44304), (7384, 38670), (7734, 36920), (8520, 33514), (9230, 30936), (10312, 27690), (11076, 25780), (12890, 22152), (13845, 20624), (14768, 19335), (15468, 18460), (16757, 17040)]