157095160

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 360676800

約数和(自身を除く): 203581640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 137, 218, 263, 274, 436, 526, 545, 548, 685, 872, 1052, 1090, 1096, 1315, 1370, 2104, 2180, 2630, 2740, 4360, 5260, 5480, 10520, 14933, 28667, 29866, 36031, 57334, 59732, 72062, 74665, 114668, 119464, 143335, 144124, 149330, 180155, 229336, 286670, 288248, 298660, 360310, 573340, 597320, 720620, 1146680, 1441240, 3927379, 7854758, 15709516, 19636895, 31419032, 39273790, 78547580, 157095160]

約数ペア:

[(1, 157095160), (2, 78547580), (4, 39273790), (5, 31419032), (8, 19636895), (10, 15709516), (20, 7854758), (40, 3927379), (109, 1441240), (137, 1146680), (218, 720620), (263, 597320), (274, 573340), (436, 360310), (526, 298660), (545, 288248), (548, 286670), (685, 229336), (872, 180155), (1052, 149330), (1090, 144124), (1096, 143335), (1315, 119464), (1370, 114668), (2104, 74665), (2180, 72062), (2630, 59732), (2740, 57334), (4360, 36031), (5260, 29866), (5480, 28667), (10520, 14933)]