70285880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{887}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 181578240

約数和(自身を除く): 111292360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283, 566, 887, 1132, 1415, 1774, 1981, 2264, 2830, 3548, 3962, 4435, 5660, 6209, 7096, 7924, 8870, 9905, 11320, 12418, 15848, 17740, 19810, 24836, 31045, 35480, 39620, 49672, 62090, 79240, 124180, 248360, 251021, 502042, 1004084, 1255105, 1757147, 2008168, 2510210, 3514294, 5020420, 7028588, 8785735, 10040840, 14057176, 17571470, 35142940, 70285880]

約数ペア:

[(1, 70285880), (2, 35142940), (4, 17571470), (5, 14057176), (7, 10040840), (8, 8785735), (10, 7028588), (14, 5020420), (20, 3514294), (28, 2510210), (35, 2008168), (40, 1757147), (56, 1255105), (70, 1004084), (140, 502042), (280, 251021), (283, 248360), (566, 124180), (887, 79240), (1132, 62090), (1415, 49672), (1774, 39620), (1981, 35480), (2264, 31045), (2830, 24836), (3548, 19810), (3962, 17740), (4435, 15848), (5660, 12418), (6209, 11320), (7096, 9905), (7924, 8870)]