261332280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65993}}^1$

素因数の和:66021

約数の個数: 96

約数和(自身を含む): 926555760

約数和(自身を除く): 665223480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 65993, 131986, 197979, 263972, 329965, 395958, 527944, 593937, 659930, 725923, 791916, 989895, 1187874, 1319860, 1451846, 1583832, 1979790, 2177769, 2375748, 2639720, 2903692, 2969685, 3629615, 3959580, 4355538, 4751496, 5807384, 5939370, 6533307, 7259230, 7919160, 8711076, 10888845, 11878740, 13066614, 14518460, 17422152, 21777690, 23757480, 26133228, 29036920, 32666535, 43555380, 52266456, 65333070, 87110760, 130666140, 261332280]

約数ペア:

[(1, 261332280), (2, 130666140), (3, 87110760), (4, 65333070), (5, 52266456), (6, 43555380), (8, 32666535), (9, 29036920), (10, 26133228), (11, 23757480), (12, 21777690), (15, 17422152), (18, 14518460), (20, 13066614), (22, 11878740), (24, 10888845), (30, 8711076), (33, 7919160), (36, 7259230), (40, 6533307), (44, 5939370), (45, 5807384), (55, 4751496), (60, 4355538), (66, 3959580), (72, 3629615), (88, 2969685), (90, 2903692), (99, 2639720), (110, 2375748), (120, 2177769), (132, 1979790), (165, 1583832), (180, 1451846), (198, 1319860), (220, 1187874), (264, 989895), (330, 791916), (360, 725923), (396, 659930), (440, 593937), (495, 527944), (660, 395958), (792, 329965), (990, 263972), (1320, 197979), (1980, 131986), (3960, 65993)]