211657380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{320693}}^1$

素因数の和:320716

約数の個数: 48

約数和(自身を含む): 646519104

約数和(自身を除く): 434861724

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 320693, 641386, 962079, 1282772, 1603465, 1924158, 3206930, 3527623, 3848316, 4810395, 6413860, 7055246, 9620790, 10582869, 14110492, 17638115, 19241580, 21165738, 35276230, 42331476, 52914345, 70552460, 105828690, 211657380]

約数ペア:

[(1, 211657380), (2, 105828690), (3, 70552460), (4, 52914345), (5, 42331476), (6, 35276230), (10, 21165738), (11, 19241580), (12, 17638115), (15, 14110492), (20, 10582869), (22, 9620790), (30, 7055246), (33, 6413860), (44, 4810395), (55, 3848316), (60, 3527623), (66, 3206930), (110, 1924158), (132, 1603465), (165, 1282772), (220, 962079), (330, 641386), (660, 320693)]