130221180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{723451}}^1$

素因数の和:723466

約数の個数: 36

約数和(自身を含む): 395004792

約数和(自身を除く): 264783612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 723451, 1446902, 2170353, 2893804, 3617255, 4340706, 6511059, 7234510, 8681412, 10851765, 13022118, 14469020, 21703530, 26044236, 32555295, 43407060, 65110590, 130221180]

約数ペア:

[(1, 130221180), (2, 65110590), (3, 43407060), (4, 32555295), (5, 26044236), (6, 21703530), (9, 14469020), (10, 13022118), (12, 10851765), (15, 8681412), (18, 7234510), (20, 6511059), (30, 4340706), (36, 3617255), (45, 2893804), (60, 2170353), (90, 1446902), (180, 723451)]