31514640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131311}}^1$

素因数の和:131327

約数の個数: 40

約数和(自身を含む): 97696128

約数和(自身を除く): 66181488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 131311, 262622, 393933, 525244, 656555, 787866, 1050488, 1313110, 1575732, 1969665, 2100976, 2626220, 3151464, 3939330, 5252440, 6302928, 7878660, 10504880, 15757320, 31514640]

約数ペア:

[(1, 31514640), (2, 15757320), (3, 10504880), (4, 7878660), (5, 6302928), (6, 5252440), (8, 3939330), (10, 3151464), (12, 2626220), (15, 2100976), (16, 1969665), (20, 1575732), (24, 1313110), (30, 1050488), (40, 787866), (48, 656555), (60, 525244), (80, 393933), (120, 262622), (240, 131311)]