208462140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{386041}}^1$

素因数の和:386059

約数の個数: 48

約数和(自身を含む): 648550560

約数和(自身を除く): 440088420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 386041, 772082, 1158123, 1544164, 1930205, 2316246, 3474369, 3860410, 4632492, 5790615, 6948738, 7720820, 10423107, 11581230, 13897476, 17371845, 20846214, 23162460, 34743690, 41692428, 52115535, 69487380, 104231070, 208462140]

約数ペア:

[(1, 208462140), (2, 104231070), (3, 69487380), (4, 52115535), (5, 41692428), (6, 34743690), (9, 23162460), (10, 20846214), (12, 17371845), (15, 13897476), (18, 11581230), (20, 10423107), (27, 7720820), (30, 6948738), (36, 5790615), (45, 4632492), (54, 3860410), (60, 3474369), (90, 2316246), (108, 1930205), (135, 1544164), (180, 1158123), (270, 772082), (540, 386041)]