206857680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{861907}}^1$

素因数の和:861923

約数の個数: 40

約数和(自身を含む): 641259552

約数和(自身を除く): 434401872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 861907, 1723814, 2585721, 3447628, 4309535, 5171442, 6895256, 8619070, 10342884, 12928605, 13790512, 17238140, 20685768, 25857210, 34476280, 41371536, 51714420, 68952560, 103428840, 206857680]

約数ペア:

[(1, 206857680), (2, 103428840), (3, 68952560), (4, 51714420), (5, 41371536), (6, 34476280), (8, 25857210), (10, 20685768), (12, 17238140), (15, 13790512), (16, 12928605), (20, 10342884), (24, 8619070), (30, 6895256), (40, 5171442), (48, 4309535), (60, 3447628), (80, 2585721), (120, 1723814), (240, 861907)]