257242464

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{28813}}^1$

素因数の和:28860

約数の個数: 72

約数和(自身を含む): 755157312

約数和(自身を除く): 497914848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 28813, 57626, 86439, 115252, 172878, 230504, 259317, 345756, 461008, 518634, 691512, 893203, 922016, 1037268, 1383024, 1786406, 2074536, 2679609, 2766048, 3572812, 4149072, 5359218, 7145624, 8038827, 8298144, 10718436, 14291248, 16077654, 21436872, 28582496, 32155308, 42873744, 64310616, 85747488, 128621232, 257242464]

約数ペア:

[(1, 257242464), (2, 128621232), (3, 85747488), (4, 64310616), (6, 42873744), (8, 32155308), (9, 28582496), (12, 21436872), (16, 16077654), (18, 14291248), (24, 10718436), (31, 8298144), (32, 8038827), (36, 7145624), (48, 5359218), (62, 4149072), (72, 3572812), (93, 2766048), (96, 2679609), (124, 2074536), (144, 1786406), (186, 1383024), (248, 1037268), (279, 922016), (288, 893203), (372, 691512), (496, 518634), (558, 461008), (744, 345756), (992, 259317), (1116, 230504), (1488, 172878), (2232, 115252), (2976, 86439), (4464, 57626), (8928, 28813)]