126974680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{64783}}^1$

素因数の和:64808

約数の個数: 48

約数和(自身を含む): 332341920

約数和(自身を除く): 205367240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 64783, 129566, 259132, 323915, 453481, 518264, 647830, 906962, 1295660, 1813924, 2267405, 2591320, 3174367, 3627848, 4534810, 6348734, 9069620, 12697468, 15871835, 18139240, 25394936, 31743670, 63487340, 126974680]

約数ペア:

[(1, 126974680), (2, 63487340), (4, 31743670), (5, 25394936), (7, 18139240), (8, 15871835), (10, 12697468), (14, 9069620), (20, 6348734), (28, 4534810), (35, 3627848), (40, 3174367), (49, 2591320), (56, 2267405), (70, 1813924), (98, 1295660), (140, 906962), (196, 647830), (245, 518264), (280, 453481), (392, 323915), (490, 259132), (980, 129566), (1960, 64783)]