280553472

素因数分解:

$2^{11}\times 3^2\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:550

約数の個数: 144

約数和(自身を含む): 838131840

約数和(自身を除く): 557578368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 491, 496, 512, 558, 576, 744, 768, 982, 992, 1024, 1116, 1152, 1473, 1488, 1536, 1964, 1984, 2048, 2232, 2304, 2946, 2976, 3072, 3928, 3968, 4419, 4464, 4608, 5892, 5952, 6144, 7856, 7936, 8838, 8928, 9216, 11784, 11904, 15221, 15712, 15872, 17676, 17856, 18432, 23568, 23808, 30442, 31424, 31744, 35352, 35712, 45663, 47136, 47616, 60884, 62848, 63488, 70704, 71424, 91326, 94272, 95232, 121768, 125696, 136989, 141408, 142848, 182652, 188544, 190464, 243536, 251392, 273978, 282816, 285696, 365304, 377088, 487072, 502784, 547956, 565632, 571392, 730608, 754176, 974144, 1005568, 1095912, 1131264, 1461216, 1508352, 1948288, 2191824, 2262528, 2922432, 3016704, 3896576, 4383648, 4525056, 5844864, 7793152, 8767296, 9050112, 11689728, 15586304, 17534592, 23379456, 31172608, 35069184, 46758912, 70138368, 93517824, 140276736, 280553472]

約数ペア:

[(1, 280553472), (2, 140276736), (3, 93517824), (4, 70138368), (6, 46758912), (8, 35069184), (9, 31172608), (12, 23379456), (16, 17534592), (18, 15586304), (24, 11689728), (31, 9050112), (32, 8767296), (36, 7793152), (48, 5844864), (62, 4525056), (64, 4383648), (72, 3896576), (93, 3016704), (96, 2922432), (124, 2262528), (128, 2191824), (144, 1948288), (186, 1508352), (192, 1461216), (248, 1131264), (256, 1095912), (279, 1005568), (288, 974144), (372, 754176), (384, 730608), (491, 571392), (496, 565632), (512, 547956), (558, 502784), (576, 487072), (744, 377088), (768, 365304), (982, 285696), (992, 282816), (1024, 273978), (1116, 251392), (1152, 243536), (1473, 190464), (1488, 188544), (1536, 182652), (1964, 142848), (1984, 141408), (2048, 136989), (2232, 125696), (2304, 121768), (2946, 95232), (2976, 94272), (3072, 91326), (3928, 71424), (3968, 70704), (4419, 63488), (4464, 62848), (4608, 60884), (5892, 47616), (5952, 47136), (6144, 45663), (7856, 35712), (7936, 35352), (8838, 31744), (8928, 31424), (9216, 30442), (11784, 23808), (11904, 23568), (15221, 18432), (15712, 17856), (15872, 17676)]