81453480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{678779}}^1$

素因数の和:678793

約数の個数: 32

約数和(自身を含む): 244360800

約数和(自身を除く): 162907320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 678779, 1357558, 2036337, 2715116, 3393895, 4072674, 5430232, 6787790, 8145348, 10181685, 13575580, 16290696, 20363370, 27151160, 40726740, 81453480]

約数ペア:

[(1, 81453480), (2, 40726740), (3, 27151160), (4, 20363370), (5, 16290696), (6, 13575580), (8, 10181685), (10, 8145348), (12, 6787790), (15, 5430232), (20, 4072674), (24, 3393895), (30, 2715116), (40, 2036337), (60, 1357558), (120, 678779)]