206849040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{861871}}^1$

素因数の和:861887

約数の個数: 40

約数和(自身を含む): 641232768

約数和(自身を除く): 434383728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 861871, 1723742, 2585613, 3447484, 4309355, 5171226, 6894968, 8618710, 10342452, 12928065, 13789936, 17237420, 20684904, 25856130, 34474840, 41369808, 51712260, 68949680, 103424520, 206849040]

約数ペア:

[(1, 206849040), (2, 103424520), (3, 68949680), (4, 51712260), (5, 41369808), (6, 34474840), (8, 25856130), (10, 20684904), (12, 17237420), (15, 13789936), (16, 12928065), (20, 10342452), (24, 8618710), (30, 6894968), (40, 5171226), (48, 4309355), (60, 3447484), (80, 2585613), (120, 1723742), (240, 861871)]