156928940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{719}}^1\times {\mathrm{1559}}^1$

素因数の和:2294

約数の個数: 48

約数和(自身を含む): 377395200

約数和(自身を除く): 220466260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 719, 1438, 1559, 2876, 3118, 3595, 5033, 6236, 7190, 7795, 10066, 10913, 14380, 15590, 20132, 21826, 25165, 31180, 43652, 50330, 54565, 100660, 109130, 218260, 1120921, 2241842, 4483684, 5604605, 7846447, 11209210, 15692894, 22418420, 31385788, 39232235, 78464470, 156928940]

約数ペア:

[(1, 156928940), (2, 78464470), (4, 39232235), (5, 31385788), (7, 22418420), (10, 15692894), (14, 11209210), (20, 7846447), (28, 5604605), (35, 4483684), (70, 2241842), (140, 1120921), (719, 218260), (1438, 109130), (1559, 100660), (2876, 54565), (3118, 50330), (3595, 43652), (5033, 31180), (6236, 25165), (7190, 21826), (7795, 20132), (10066, 15590), (10913, 14380)]