142498816

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:185

約数の個数: 66

約数和(自身を含む): 298501728

約数和(自身を除く): 156002912

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 124, 128, 134, 248, 256, 268, 496, 512, 536, 992, 1024, 1072, 1984, 2077, 2144, 3968, 4154, 4288, 4489, 7936, 8308, 8576, 8978, 15872, 16616, 17152, 17956, 31744, 33232, 34304, 35912, 66464, 68608, 71824, 132928, 139159, 143648, 265856, 278318, 287296, 531712, 556636, 574592, 1063424, 1113272, 1149184, 2126848, 2226544, 2298368, 4453088, 4596736, 8906176, 17812352, 35624704, 71249408, 142498816]

約数ペア:

[(1, 142498816), (2, 71249408), (4, 35624704), (8, 17812352), (16, 8906176), (31, 4596736), (32, 4453088), (62, 2298368), (64, 2226544), (67, 2126848), (124, 1149184), (128, 1113272), (134, 1063424), (248, 574592), (256, 556636), (268, 531712), (496, 287296), (512, 278318), (536, 265856), (992, 143648), (1024, 139159), (1072, 132928), (1984, 71824), (2077, 68608), (2144, 66464), (3968, 35912), (4154, 34304), (4288, 33232), (4489, 31744), (7936, 17956), (8308, 17152), (8576, 16616), (8978, 15872)]