205266480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{855277}}^1$

素因数の和:855293

約数の個数: 40

約数和(自身を含む): 636326832

約数和(自身を除く): 431060352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 855277, 1710554, 2565831, 3421108, 4276385, 5131662, 6842216, 8552770, 10263324, 12829155, 13684432, 17105540, 20526648, 25658310, 34211080, 41053296, 51316620, 68422160, 102633240, 205266480]

約数ペア:

[(1, 205266480), (2, 102633240), (3, 68422160), (4, 51316620), (5, 41053296), (6, 34211080), (8, 25658310), (10, 20526648), (12, 17105540), (15, 13684432), (16, 12829155), (20, 10263324), (24, 8552770), (30, 6842216), (40, 5131662), (48, 4276385), (60, 3421108), (80, 2565831), (120, 1710554), (240, 855277)]