120663760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{215471}}^1$

素因数の和:215491

約数の個数: 40

約数和(自身を含む): 320622336

約数和(自身を除く): 199958576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 215471, 430942, 861884, 1077355, 1508297, 1723768, 2154710, 3016594, 3447536, 4309420, 6033188, 7541485, 8618840, 12066376, 15082970, 17237680, 24132752, 30165940, 60331880, 120663760]

約数ペア:

[(1, 120663760), (2, 60331880), (4, 30165940), (5, 24132752), (7, 17237680), (8, 15082970), (10, 12066376), (14, 8618840), (16, 7541485), (20, 6033188), (28, 4309420), (35, 3447536), (40, 3016594), (56, 2154710), (70, 1723768), (80, 1508297), (112, 1077355), (140, 861884), (280, 430942), (560, 215471)]