20616748152

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:168

約数の個数: 768

約数和(自身を含む): 76872499200

約数和(自身を除く): 56255751048

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 19, 21, 22, 24, 26, 28, 31, 33, 38, 39, 42, 44, 47, 52, 56, 57, 62, 66, 76, 77, 78, 84, 88, 91, 93, 94, 104, 114, 124, 132, 133, 141, 143, 152, 154, 156, 168, 182, 186, 188, 209, 217, 228, 231, 247, 248, 264, 266, 273, 282, 286, 308, 312, 329, 341, 364, 372, 376, 399, 403, 418, 429, 434, 456, 462, 494, 517, 532, 546, 564, 572, 589, 611, 616, 627, 651, 658, 682, 728, 741, 744, 798, 806, 836, 858, 868, 893, 924, 961, 987, 988, 1001, 1023, 1034, 1064, 1092, 1128, 1144, 1178, 1209, 1222, 1254, 1302, 1316, 1364, 1457, 1463, 1482, 1551, 1596, 1612, 1672, 1716, 1729, 1736, 1767, 1786, 1833, 1848, 1922, 1974, 1976, 2002, 2046, 2068, 2184, 2356, 2387, 2418, 2444, 2508, 2604, 2632, 2679, 2717, 2728, 2821, 2883, 2914, 2926, 2964, 3003, 3102, 3192, 3224, 3432, 3458, 3534, 3572, 3619, 3666, 3844, 3948, 4004, 4092, 4123, 4136, 4277, 4371, 4389, 4433, 4712, 4774, 4836, 4888, 5016, 5187, 5208, 5358, 5434, 5642, 5766, 5828, 5852, 5928, 6006, 6204, 6251, 6479, 6721, 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約数ペア:

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