18060720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{75253}}^1$

素因数の和:75269

約数の個数: 40

約数和(自身を含む): 55988976

約数和(自身を除く): 37928256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 75253, 150506, 225759, 301012, 376265, 451518, 602024, 752530, 903036, 1128795, 1204048, 1505060, 1806072, 2257590, 3010120, 3612144, 4515180, 6020240, 9030360, 18060720]

約数ペア:

[(1, 18060720), (2, 9030360), (3, 6020240), (4, 4515180), (5, 3612144), (6, 3010120), (8, 2257590), (10, 1806072), (12, 1505060), (15, 1204048), (16, 1128795), (20, 903036), (24, 752530), (30, 602024), (40, 451518), (48, 376265), (60, 301012), (80, 225759), (120, 150506), (240, 75253)]