206864880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{861937}}^1$

素因数の和:861953

約数の個数: 40

約数和(自身を含む): 641281872

約数和(自身を除く): 434416992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 861937, 1723874, 2585811, 3447748, 4309685, 5171622, 6895496, 8619370, 10343244, 12929055, 13790992, 17238740, 20686488, 25858110, 34477480, 41372976, 51716220, 68954960, 103432440, 206864880]

約数ペア:

[(1, 206864880), (2, 103432440), (3, 68954960), (4, 51716220), (5, 41372976), (6, 34477480), (8, 25858110), (10, 20686488), (12, 17238740), (15, 13790992), (16, 12929055), (20, 10343244), (24, 8619370), (30, 6895496), (40, 5171622), (48, 4309685), (60, 3447748), (80, 2585811), (120, 1723874), (240, 861937)]