128973888

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^2\times {\mathrm{233}}^1$

素因数の和:313

約数の個数: 126

約数和(自身を含む): 383629662

約数和(自身を除く): 254655774

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 233, 248, 279, 288, 372, 466, 496, 558, 576, 699, 744, 932, 961, 992, 1116, 1398, 1488, 1864, 1922, 1984, 2097, 2232, 2796, 2883, 2976, 3728, 3844, 4194, 4464, 5592, 5766, 5952, 7223, 7456, 7688, 8388, 8649, 8928, 11184, 11532, 14446, 14912, 15376, 16776, 17298, 17856, 21669, 22368, 23064, 28892, 30752, 33552, 34596, 43338, 44736, 46128, 57784, 61504, 65007, 67104, 69192, 86676, 92256, 115568, 130014, 134208, 138384, 173352, 184512, 223913, 231136, 260028, 276768, 346704, 447826, 462272, 520056, 553536, 671739, 693408, 895652, 1040112, 1343478, 1386816, 1791304, 2015217, 2080224, 2686956, 3582608, 4030434, 4160448, 5373912, 7165216, 8060868, 10747824, 14330432, 16121736, 21495648, 32243472, 42991296, 64486944, 128973888]

約数ペア:

[(1, 128973888), (2, 64486944), (3, 42991296), (4, 32243472), (6, 21495648), (8, 16121736), (9, 14330432), (12, 10747824), (16, 8060868), (18, 7165216), (24, 5373912), (31, 4160448), (32, 4030434), (36, 3582608), (48, 2686956), (62, 2080224), (64, 2015217), (72, 1791304), (93, 1386816), (96, 1343478), (124, 1040112), (144, 895652), (186, 693408), (192, 671739), (233, 553536), (248, 520056), (279, 462272), (288, 447826), (372, 346704), (466, 276768), (496, 260028), (558, 231136), (576, 223913), (699, 184512), (744, 173352), (932, 138384), (961, 134208), (992, 130014), (1116, 115568), (1398, 92256), (1488, 86676), (1864, 69192), (1922, 67104), (1984, 65007), (2097, 61504), (2232, 57784), (2796, 46128), (2883, 44736), (2976, 43338), (3728, 34596), (3844, 33552), (4194, 30752), (4464, 28892), (5592, 23064), (5766, 22368), (5952, 21669), (7223, 17856), (7456, 17298), (7688, 16776), (8388, 15376), (8649, 14912), (8928, 14446), (11184, 11532)]