136970120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{489179}}^1$

素因数の和:489197

約数の個数: 32

約数和(自身を含む): 352209600

約数和(自身を除く): 215239480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 489179, 978358, 1956716, 2445895, 3424253, 3913432, 4891790, 6848506, 9783580, 13697012, 17121265, 19567160, 27394024, 34242530, 68485060, 136970120]

約数ペア:

[(1, 136970120), (2, 68485060), (4, 34242530), (5, 27394024), (7, 19567160), (8, 17121265), (10, 13697012), (14, 9783580), (20, 6848506), (28, 4891790), (35, 3913432), (40, 3424253), (56, 2445895), (70, 1956716), (140, 978358), (280, 489179)]