68103540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{378353}}^1$

素因数の和:378368

約数の個数: 36

約数和(自身を含む): 206581284

約数和(自身を除く): 138477744

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 378353, 756706, 1135059, 1513412, 1891765, 2270118, 3405177, 3783530, 4540236, 5675295, 6810354, 7567060, 11350590, 13620708, 17025885, 22701180, 34051770, 68103540]

約数ペア:

[(1, 68103540), (2, 34051770), (3, 22701180), (4, 17025885), (5, 13620708), (6, 11350590), (9, 7567060), (10, 6810354), (12, 5675295), (15, 4540236), (18, 3783530), (20, 3405177), (30, 2270118), (36, 1891765), (45, 1513412), (60, 1135059), (90, 756706), (180, 378353)]