157020560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5437}}^1$

素因数の和:5488

約数の個数: 60

約数和(自身を含む): 385369308

約数和(自身を除く): 228348748

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5437, 5776, 7220, 10874, 14440, 21748, 27185, 28880, 43496, 54370, 86992, 103303, 108740, 206606, 217480, 413212, 434960, 516515, 826424, 1033030, 1652848, 1962757, 2066060, 3925514, 4132120, 7851028, 8264240, 9813785, 15702056, 19627570, 31404112, 39255140, 78510280, 157020560]

約数ペア:

[(1, 157020560), (2, 78510280), (4, 39255140), (5, 31404112), (8, 19627570), (10, 15702056), (16, 9813785), (19, 8264240), (20, 7851028), (38, 4132120), (40, 3925514), (76, 2066060), (80, 1962757), (95, 1652848), (152, 1033030), (190, 826424), (304, 516515), (361, 434960), (380, 413212), (722, 217480), (760, 206606), (1444, 108740), (1520, 103303), (1805, 86992), (2888, 54370), (3610, 43496), (5437, 28880), (5776, 27185), (7220, 21748), (10874, 14440)]