280234048

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1031}}^1$

素因数の和:1211

約数の個数: 56

約数和(自身を含む): 578778624

約数和(自身を除く): 298544576

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 137, 248, 274, 496, 548, 992, 1031, 1096, 1984, 2062, 2192, 4124, 4247, 4384, 8248, 8494, 8768, 16496, 16988, 31961, 32992, 33976, 63922, 65984, 67952, 127844, 135904, 141247, 255688, 271808, 282494, 511376, 564988, 1022752, 1129976, 2045504, 2259952, 4378657, 4519904, 8757314, 9039808, 17514628, 35029256, 70058512, 140117024, 280234048]

約数ペア:

[(1, 280234048), (2, 140117024), (4, 70058512), (8, 35029256), (16, 17514628), (31, 9039808), (32, 8757314), (62, 4519904), (64, 4378657), (124, 2259952), (137, 2045504), (248, 1129976), (274, 1022752), (496, 564988), (548, 511376), (992, 282494), (1031, 271808), (1096, 255688), (1984, 141247), (2062, 135904), (2192, 127844), (4124, 67952), (4247, 65984), (4384, 63922), (8248, 33976), (8494, 32992), (8768, 31961), (16496, 16988)]