136240840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{457}}^1$

素因数の和:754

約数の個数: 64

約数和(自身を含む): 319042800

約数和(自身を除く): 182801960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 257, 290, 457, 514, 580, 914, 1028, 1160, 1285, 1828, 2056, 2285, 2570, 3656, 4570, 5140, 7453, 9140, 10280, 13253, 14906, 18280, 26506, 29812, 37265, 53012, 59624, 66265, 74530, 106024, 117449, 132530, 149060, 234898, 265060, 298120, 469796, 530120, 587245, 939592, 1174490, 2348980, 3406021, 4697960, 6812042, 13624084, 17030105, 27248168, 34060210, 68120420, 136240840]

約数ペア:

[(1, 136240840), (2, 68120420), (4, 34060210), (5, 27248168), (8, 17030105), (10, 13624084), (20, 6812042), (29, 4697960), (40, 3406021), (58, 2348980), (116, 1174490), (145, 939592), (232, 587245), (257, 530120), (290, 469796), (457, 298120), (514, 265060), (580, 234898), (914, 149060), (1028, 132530), (1160, 117449), (1285, 106024), (1828, 74530), (2056, 66265), (2285, 59624), (2570, 53012), (3656, 37265), (4570, 29812), (5140, 26506), (7453, 18280), (9140, 14906), (10280, 13253)]