68245240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{34819}}^1$

素因数の和:34844

約数の個数: 48

約数和(自身を含む): 178626600

約数和(自身を除く): 110381360

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, 34819, 69638, 139276, 174095, 243733, 278552, 348190, 487466, 696380, 974932, 1218665, 1392760, 1706131, 1949864, 2437330, 3412262, 4874660, 6824524, 8530655, 9749320, 13649048, 17061310, 34122620, 68245240]

約数ペア:

[(1, 68245240), (2, 34122620), (4, 17061310), (5, 13649048), (7, 9749320), (8, 8530655), (10, 6824524), (14, 4874660), (20, 3412262), (28, 2437330), (35, 1949864), (40, 1706131), (49, 1392760), (56, 1218665), (70, 974932), (98, 696380), (140, 487466), (196, 348190), (245, 278552), (280, 243733), (392, 174095), (490, 139276), (980, 69638), (1960, 34819)]