81481320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{226337}}^1$

素因数の和:226354

約数の個数: 48

約数和(自身を含む): 264815460

約数和(自身を除く): 183334140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 226337, 452674, 679011, 905348, 1131685, 1358022, 1810696, 2037033, 2263370, 2716044, 3395055, 4074066, 4526740, 5432088, 6790110, 8148132, 9053480, 10185165, 13580220, 16296264, 20370330, 27160440, 40740660, 81481320]

約数ペア:

[(1, 81481320), (2, 40740660), (3, 27160440), (4, 20370330), (5, 16296264), (6, 13580220), (8, 10185165), (9, 9053480), (10, 8148132), (12, 6790110), (15, 5432088), (18, 4526740), (20, 4074066), (24, 3395055), (30, 2716044), (36, 2263370), (40, 2037033), (45, 1810696), (60, 1358022), (72, 1131685), (90, 905348), (120, 679011), (180, 452674), (360, 226337)]