157460240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{887}}^1$

素因数の和:1224

約数の個数: 80

約数和(自身を含む): 420187392

約数和(自身を除く): 262727152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 317, 560, 634, 887, 1268, 1585, 1774, 2219, 2536, 3170, 3548, 4435, 4438, 5072, 6209, 6340, 7096, 8870, 8876, 11095, 12418, 12680, 14192, 17740, 17752, 22190, 24836, 25360, 31045, 35480, 35504, 44380, 49672, 62090, 70960, 88760, 99344, 124180, 177520, 248360, 281179, 496720, 562358, 1124716, 1405895, 1968253, 2249432, 2811790, 3936506, 4498864, 5623580, 7873012, 9841265, 11247160, 15746024, 19682530, 22494320, 31492048, 39365060, 78730120, 157460240]

約数ペア:

[(1, 157460240), (2, 78730120), (4, 39365060), (5, 31492048), (7, 22494320), (8, 19682530), (10, 15746024), (14, 11247160), (16, 9841265), (20, 7873012), (28, 5623580), (35, 4498864), (40, 3936506), (56, 2811790), (70, 2249432), (80, 1968253), (112, 1405895), (140, 1124716), (280, 562358), (317, 496720), (560, 281179), (634, 248360), (887, 177520), (1268, 124180), (1585, 99344), (1774, 88760), (2219, 70960), (2536, 62090), (3170, 49672), (3548, 44380), (4435, 35504), (4438, 35480), (5072, 31045), (6209, 25360), (6340, 24836), (7096, 22190), (8870, 17752), (8876, 17740), (11095, 14192), (12418, 12680)]