206888880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78367}}^1$

素因数の和:78394

約数の個数: 80

約数和(自身を含む): 699669504

約数和(自身を除く): 492780624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 78367, 156734, 235101, 313468, 391835, 470202, 626936, 783670, 862037, 940404, 1175505, 1253872, 1567340, 1724074, 1880808, 2351010, 2586111, 3134680, 3448148, 3761616, 4310185, 4702020, 5172222, 6269360, 6896296, 8620370, 9404040, 10344444, 12930555, 13792592, 17240740, 18808080, 20688888, 25861110, 34481480, 41377776, 51722220, 68962960, 103444440, 206888880]

約数ペア:

[(1, 206888880), (2, 103444440), (3, 68962960), (4, 51722220), (5, 41377776), (6, 34481480), (8, 25861110), (10, 20688888), (11, 18808080), (12, 17240740), (15, 13792592), (16, 12930555), (20, 10344444), (22, 9404040), (24, 8620370), (30, 6896296), (33, 6269360), (40, 5172222), (44, 4702020), (48, 4310185), (55, 3761616), (60, 3448148), (66, 3134680), (80, 2586111), (88, 2351010), (110, 1880808), (120, 1724074), (132, 1567340), (165, 1253872), (176, 1175505), (220, 940404), (240, 862037), (264, 783670), (330, 626936), (440, 470202), (528, 391835), (660, 313468), (880, 235101), (1320, 156734), (2640, 78367)]