81492960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{169777}}^1$

素因数の和:169795

約数の個数: 48

約数和(自身を含む): 256704336

約数和(自身を除く): 175211376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 169777, 339554, 509331, 679108, 848885, 1018662, 1358216, 1697770, 2037324, 2546655, 2716432, 3395540, 4074648, 5093310, 5432864, 6791080, 8149296, 10186620, 13582160, 16298592, 20373240, 27164320, 40746480, 81492960]

約数ペア:

[(1, 81492960), (2, 40746480), (3, 27164320), (4, 20373240), (5, 16298592), (6, 13582160), (8, 10186620), (10, 8149296), (12, 6791080), (15, 5432864), (16, 5093310), (20, 4074648), (24, 3395540), (30, 2716432), (32, 2546655), (40, 2037324), (48, 1697770), (60, 1358216), (80, 1018662), (96, 848885), (120, 679108), (160, 509331), (240, 339554), (480, 169777)]