206513400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{344189}}^1$

素因数の和:344208

約数の個数: 48

約数和(自身を含む): 640193400

約数和(自身を除く): 433680000

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, 344189, 688378, 1032567, 1376756, 1720945, 2065134, 2753512, 3441890, 4130268, 5162835, 6883780, 8260536, 8604725, 10325670, 13767560, 17209450, 20651340, 25814175, 34418900, 41302680, 51628350, 68837800, 103256700, 206513400]

約数ペア:

[(1, 206513400), (2, 103256700), (3, 68837800), (4, 51628350), (5, 41302680), (6, 34418900), (8, 25814175), (10, 20651340), (12, 17209450), (15, 13767560), (20, 10325670), (24, 8604725), (25, 8260536), (30, 6883780), (40, 5162835), (50, 4130268), (60, 3441890), (75, 2753512), (100, 2065134), (120, 1720945), (150, 1376756), (200, 1032567), (300, 688378), (600, 344189)]