128681400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{214469}}^1$

素因数の和:214488

約数の個数: 48

約数和(自身を含む): 398914200

約数和(自身を除く): 270232800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 214469, 428938, 643407, 857876, 1072345, 1286814, 1715752, 2144690, 2573628, 3217035, 4289380, 5147256, 5361725, 6434070, 8578760, 10723450, 12868140, 16085175, 21446900, 25736280, 32170350, 42893800, 64340700, 128681400]

約数ペア:

[(1, 128681400), (2, 64340700), (3, 42893800), (4, 32170350), (5, 25736280), (6, 21446900), (8, 16085175), (10, 12868140), (12, 10723450), (15, 8578760), (20, 6434070), (24, 5361725), (25, 5147256), (30, 4289380), (40, 3217035), (50, 2573628), (60, 2144690), (75, 1715752), (100, 1286814), (120, 1072345), (150, 857876), (200, 643407), (300, 428938), (600, 214469)]