655815168

素因数分解:

$2^9\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4591}}^1$

素因数の和:4646

約数の個数: 120

約数和(自身を含む): 1954208256

約数和(自身を除く): 1298393088

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, 496, 512, 558, 576, 744, 768, 992, 1116, 1152, 1488, 1536, 1984, 2232, 2304, 2976, 3968, 4464, 4591, 4608, 5952, 7936, 8928, 9182, 11904, 13773, 15872, 17856, 18364, 23808, 27546, 35712, 36728, 41319, 47616, 55092, 71424, 73456, 82638, 110184, 142321, 142848, 146912, 165276, 220368, 284642, 293824, 330552, 426963, 440736, 569284, 587648, 661104, 853926, 881472, 1138568, 1175296, 1280889, 1322208, 1707852, 1762944, 2277136, 2350592, 2561778, 2644416, 3415704, 3525888, 4554272, 5123556, 5288832, 6831408, 7051776, 9108544, 10247112, 10577664, 13662816, 18217088, 20494224, 21155328, 27325632, 36434176, 40988448, 54651264, 72868352, 81976896, 109302528, 163953792, 218605056, 327907584, 655815168]

約数ペア:

[(1, 655815168), (2, 327907584), (3, 218605056), (4, 163953792), (6, 109302528), (8, 81976896), (9, 72868352), (12, 54651264), (16, 40988448), (18, 36434176), (24, 27325632), (31, 21155328), (32, 20494224), (36, 18217088), (48, 13662816), (62, 10577664), (64, 10247112), (72, 9108544), (93, 7051776), (96, 6831408), (124, 5288832), (128, 5123556), (144, 4554272), (186, 3525888), (192, 3415704), (248, 2644416), (256, 2561778), (279, 2350592), (288, 2277136), (372, 1762944), (384, 1707852), (496, 1322208), (512, 1280889), (558, 1175296), (576, 1138568), (744, 881472), (768, 853926), (992, 661104), (1116, 587648), (1152, 569284), (1488, 440736), (1536, 426963), (1984, 330552), (2232, 293824), (2304, 284642), (2976, 220368), (3968, 165276), (4464, 146912), (4591, 142848), (4608, 142321), (5952, 110184), (7936, 82638), (8928, 73456), (9182, 71424), (11904, 55092), (13773, 47616), (15872, 41319), (17856, 36728), (18364, 35712), (23808, 27546)]