205799440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33409}}^1$

素因数の和:33440

約数の個数: 80

約数和(自身を含む): 596568960

約数和(自身を除く): 390769520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 33409, 66818, 133636, 167045, 233863, 267272, 334090, 367499, 467726, 534544, 668180, 734998, 935452, 1169315, 1336360, 1469996, 1837495, 1870904, 2338630, 2572493, 2672720, 2939992, 3674990, 3741808, 4677260, 5144986, 5879984, 7349980, 9354520, 10289972, 12862465, 14699960, 18709040, 20579944, 25724930, 29399920, 41159888, 51449860, 102899720, 205799440]

約数ペア:

[(1, 205799440), (2, 102899720), (4, 51449860), (5, 41159888), (7, 29399920), (8, 25724930), (10, 20579944), (11, 18709040), (14, 14699960), (16, 12862465), (20, 10289972), (22, 9354520), (28, 7349980), (35, 5879984), (40, 5144986), (44, 4677260), (55, 3741808), (56, 3674990), (70, 2939992), (77, 2672720), (80, 2572493), (88, 2338630), (110, 1870904), (112, 1837495), (140, 1469996), (154, 1336360), (176, 1169315), (220, 935452), (280, 734998), (308, 668180), (385, 534544), (440, 467726), (560, 367499), (616, 334090), (770, 267272), (880, 233863), (1232, 167045), (1540, 133636), (3080, 66818), (6160, 33409)]