128575560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{36947}}^1$

素因数の和:36990

約数の個数: 64

約数和(自身を含む): 399038400

約数和(自身を除く): 270462840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 36947, 73894, 110841, 147788, 184735, 221682, 295576, 369470, 443364, 554205, 738940, 886728, 1071463, 1108410, 1477880, 2142926, 2216820, 3214389, 4285852, 4433640, 5357315, 6428778, 8571704, 10714630, 12857556, 16071945, 21429260, 25715112, 32143890, 42858520, 64287780, 128575560]

約数ペア:

[(1, 128575560), (2, 64287780), (3, 42858520), (4, 32143890), (5, 25715112), (6, 21429260), (8, 16071945), (10, 12857556), (12, 10714630), (15, 8571704), (20, 6428778), (24, 5357315), (29, 4433640), (30, 4285852), (40, 3214389), (58, 2216820), (60, 2142926), (87, 1477880), (116, 1108410), (120, 1071463), (145, 886728), (174, 738940), (232, 554205), (290, 443364), (348, 369470), (435, 295576), (580, 221682), (696, 184735), (870, 147788), (1160, 110841), (1740, 73894), (3480, 36947)]