68749660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1579}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 165634560

約数和(自身を除く): 96884900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 622, 1244, 1555, 1579, 2177, 3110, 3158, 4354, 6220, 6316, 7895, 8708, 10885, 11053, 15790, 21770, 22106, 31580, 43540, 44212, 55265, 110530, 221060, 491069, 982138, 1964276, 2455345, 3437483, 4910690, 6874966, 9821380, 13749932, 17187415, 34374830, 68749660]

約数ペア:

[(1, 68749660), (2, 34374830), (4, 17187415), (5, 13749932), (7, 9821380), (10, 6874966), (14, 4910690), (20, 3437483), (28, 2455345), (35, 1964276), (70, 982138), (140, 491069), (311, 221060), (622, 110530), (1244, 55265), (1555, 44212), (1579, 43540), (2177, 31580), (3110, 22106), (3158, 21770), (4354, 15790), (6220, 11053), (6316, 10885), (7895, 8708)]