257435904

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1044

約数の個数: 144

約数和(自身を含む): 772337664

約数和(自身を除く): 514901760

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 124, 128, 132, 176, 186, 192, 248, 256, 264, 341, 352, 372, 384, 496, 528, 682, 704, 744, 768, 983, 992, 1023, 1056, 1364, 1408, 1488, 1966, 1984, 2046, 2112, 2728, 2816, 2949, 2976, 3932, 3968, 4092, 4224, 5456, 5898, 5952, 7864, 7936, 8184, 8448, 10813, 10912, 11796, 11904, 15728, 16368, 21626, 21824, 23592, 23808, 30473, 31456, 32439, 32736, 43252, 43648, 47184, 60946, 62912, 64878, 65472, 86504, 87296, 91419, 94368, 121892, 125824, 129756, 130944, 173008, 182838, 188736, 243784, 251648, 259512, 261888, 335203, 346016, 365676, 377472, 487568, 519024, 670406, 692032, 731352, 754944, 975136, 1005609, 1038048, 1340812, 1384064, 1462704, 1950272, 2011218, 2076096, 2681624, 2768128, 2925408, 3900544, 4022436, 4152192, 5363248, 5850816, 7801088, 8044872, 8304384, 10726496, 11701632, 16089744, 21452992, 23403264, 32179488, 42905984, 64358976, 85811968, 128717952, 257435904]

約数ペア:

[(1, 257435904), (2, 128717952), (3, 85811968), (4, 64358976), (6, 42905984), (8, 32179488), (11, 23403264), (12, 21452992), (16, 16089744), (22, 11701632), (24, 10726496), (31, 8304384), (32, 8044872), (33, 7801088), (44, 5850816), (48, 5363248), (62, 4152192), (64, 4022436), (66, 3900544), (88, 2925408), (93, 2768128), (96, 2681624), (124, 2076096), (128, 2011218), (132, 1950272), (176, 1462704), (186, 1384064), (192, 1340812), (248, 1038048), (256, 1005609), (264, 975136), (341, 754944), (352, 731352), (372, 692032), (384, 670406), (496, 519024), (528, 487568), (682, 377472), (704, 365676), (744, 346016), (768, 335203), (983, 261888), (992, 259512), (1023, 251648), (1056, 243784), (1364, 188736), (1408, 182838), (1488, 173008), (1966, 130944), (1984, 129756), (2046, 125824), (2112, 121892), (2728, 94368), (2816, 91419), (2949, 87296), (2976, 86504), (3932, 65472), (3968, 64878), (4092, 62912), (4224, 60946), (5456, 47184), (5898, 43648), (5952, 43252), (7864, 32736), (7936, 32439), (8184, 31456), (8448, 30473), (10813, 23808), (10912, 23592), (11796, 21824), (11904, 21626), (15728, 16368)]