128632440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1071937}}^1$

素因数の和:1071951

約数の個数: 32

約数和(自身を含む): 385897680

約数和(自身を除く): 257265240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1071937, 2143874, 3215811, 4287748, 5359685, 6431622, 8575496, 10719370, 12863244, 16079055, 21438740, 25726488, 32158110, 42877480, 64316220, 128632440]

約数ペア:

[(1, 128632440), (2, 64316220), (3, 42877480), (4, 32158110), (5, 25726488), (6, 21438740), (8, 16079055), (10, 12863244), (12, 10719370), (15, 8575496), (20, 6431622), (24, 5359685), (30, 4287748), (40, 3215811), (60, 2143874), (120, 1071937)]