30990480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{129127}}^1$

素因数の和:129143

約数の個数: 40

約数和(自身を含む): 96071232

約数和(自身を除く): 65080752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 129127, 258254, 387381, 516508, 645635, 774762, 1033016, 1291270, 1549524, 1936905, 2066032, 2582540, 3099048, 3873810, 5165080, 6198096, 7747620, 10330160, 15495240, 30990480]

約数ペア:

[(1, 30990480), (2, 15495240), (3, 10330160), (4, 7747620), (5, 6198096), (6, 5165080), (8, 3873810), (10, 3099048), (12, 2582540), (15, 2066032), (16, 1936905), (20, 1549524), (24, 1291270), (30, 1033016), (40, 774762), (48, 645635), (60, 516508), (80, 387381), (120, 258254), (240, 129127)]