21655216920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{180460141}}^1$

素因数の和:180460155

約数の個数: 32

約数和(自身を含む): 64965651120

約数和(自身を除く): 43310434200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 180460141, 360920282, 541380423, 721840564, 902300705, 1082760846, 1443681128, 1804601410, 2165521692, 2706902115, 3609202820, 4331043384, 5413804230, 7218405640, 10827608460, 21655216920]

約数ペア:

[(1, 21655216920), (2, 10827608460), (3, 7218405640), (4, 5413804230), (5, 4331043384), (6, 3609202820), (8, 2706902115), (10, 2165521692), (12, 1804601410), (15, 1443681128), (20, 1082760846), (24, 902300705), (30, 721840564), (40, 541380423), (60, 360920282), (120, 180460141)]