2100078756

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{81817}}^1$

素因数の和:81881

約数の個数: 72

約数和(自身を含む): 5718096384

約数和(自身を除く): 3618017628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 276, 279, 372, 414, 558, 713, 828, 1116, 1426, 2139, 2852, 4278, 6417, 8556, 12834, 25668, 81817, 163634, 245451, 327268, 490902, 736353, 981804, 1472706, 1881791, 2536327, 2945412, 3763582, 5072654, 5645373, 7527164, 7608981, 10145308, 11290746, 15217962, 16936119, 22581492, 22826943, 30435924, 33872238, 45653886, 58335521, 67744476, 91307772, 116671042, 175006563, 233342084, 350013126, 525019689, 700026252, 1050039378, 2100078756]

約数ペア:

[(1, 2100078756), (2, 1050039378), (3, 700026252), (4, 525019689), (6, 350013126), (9, 233342084), (12, 175006563), (18, 116671042), (23, 91307772), (31, 67744476), (36, 58335521), (46, 45653886), (62, 33872238), (69, 30435924), (92, 22826943), (93, 22581492), (124, 16936119), (138, 15217962), (186, 11290746), (207, 10145308), (276, 7608981), (279, 7527164), (372, 5645373), (414, 5072654), (558, 3763582), (713, 2945412), (828, 2536327), (1116, 1881791), (1426, 1472706), (2139, 981804), (2852, 736353), (4278, 490902), (6417, 327268), (8556, 245451), (12834, 163634), (25668, 81817)]