123289728

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{10357}}^1$

素因数の和:10405

約数の個数: 64

約数和(自身を含む): 338085120

約数和(自身を除く): 214795392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1984, 2976, 3968, 5952, 10357, 11904, 20714, 31071, 41428, 62142, 82856, 124284, 165712, 248568, 321067, 331424, 497136, 642134, 662848, 963201, 994272, 1284268, 1325696, 1926402, 1988544, 2568536, 3852804, 3977088, 5137072, 7705608, 10274144, 15411216, 20548288, 30822432, 41096576, 61644864, 123289728]

約数ペア:

[(1, 123289728), (2, 61644864), (3, 41096576), (4, 30822432), (6, 20548288), (8, 15411216), (12, 10274144), (16, 7705608), (24, 5137072), (31, 3977088), (32, 3852804), (48, 2568536), (62, 1988544), (64, 1926402), (93, 1325696), (96, 1284268), (124, 994272), (128, 963201), (186, 662848), (192, 642134), (248, 497136), (372, 331424), (384, 321067), (496, 248568), (744, 165712), (992, 124284), (1488, 82856), (1984, 62142), (2976, 41428), (3968, 31071), (5952, 20714), (10357, 11904)]