667027984

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{6397}}^1$

素因数の和:6445

約数の個数: 80

約数和(自身を含む): 1586704000

約数和(自身を除く): 919676016

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 343, 392, 532, 686, 784, 931, 1064, 1372, 1862, 2128, 2744, 3724, 5488, 6397, 6517, 7448, 12794, 13034, 14896, 25588, 26068, 44779, 51176, 52136, 89558, 102352, 104272, 121543, 179116, 243086, 313453, 358232, 486172, 626906, 716464, 850801, 972344, 1253812, 1701602, 1944688, 2194171, 2507624, 3403204, 4388342, 5015248, 5955607, 6806408, 8776684, 11911214, 13612816, 17553368, 23822428, 35106736, 41689249, 47644856, 83378498, 95289712, 166756996, 333513992, 667027984]

約数ペア:

[(1, 667027984), (2, 333513992), (4, 166756996), (7, 95289712), (8, 83378498), (14, 47644856), (16, 41689249), (19, 35106736), (28, 23822428), (38, 17553368), (49, 13612816), (56, 11911214), (76, 8776684), (98, 6806408), (112, 5955607), (133, 5015248), (152, 4388342), (196, 3403204), (266, 2507624), (304, 2194171), (343, 1944688), (392, 1701602), (532, 1253812), (686, 972344), (784, 850801), (931, 716464), (1064, 626906), (1372, 486172), (1862, 358232), (2128, 313453), (2744, 243086), (3724, 179116), (5488, 121543), (6397, 104272), (6517, 102352), (7448, 89558), (12794, 52136), (13034, 51176), (14896, 44779), (25588, 26068)]