31091676

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 216

約数和(自身を含む): 101888640

約数和(自身を除く): 70796964

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 23, 28, 33, 38, 42, 44, 46, 49, 57, 66, 69, 76, 77, 84, 92, 98, 114, 121, 132, 133, 138, 147, 154, 161, 196, 209, 228, 231, 242, 253, 266, 276, 294, 308, 322, 363, 399, 418, 437, 462, 483, 484, 506, 532, 539, 588, 627, 644, 726, 759, 798, 836, 847, 874, 924, 931, 966, 1012, 1078, 1127, 1254, 1311, 1452, 1463, 1518, 1596, 1617, 1694, 1748, 1771, 1862, 1932, 2156, 2254, 2299, 2508, 2541, 2622, 2783, 2793, 2926, 3036, 3059, 3234, 3381, 3388, 3542, 3724, 4389, 4508, 4598, 4807, 5082, 5244, 5313, 5566, 5586, 5852, 5929, 6118, 6468, 6762, 6897, 7084, 8349, 8778, 9177, 9196, 9614, 10164, 10241, 10626, 11132, 11172, 11858, 12236, 12397, 13524, 13794, 14421, 16093, 16698, 17556, 17787, 18354, 19228, 19481, 20482, 21252, 21413, 23716, 24794, 27588, 28842, 30723, 32186, 33396, 33649, 35574, 36708, 37191, 38962, 40964, 42826, 48279, 49588, 52877, 57684, 58443, 61446, 64239, 64372, 67298, 71148, 74382, 77924, 85652, 96558, 100947, 105754, 112651, 116886, 122892, 128478, 134596, 136367, 148764, 158631, 193116, 201894, 211508, 225302, 233772, 235543, 256956, 272734, 317262, 337953, 370139, 403788, 409101, 450604, 471086, 545468, 634524, 675906, 706629, 740278, 818202, 942172, 1110417, 1351812, 1413258, 1480556, 1636404, 2220834, 2590973, 2826516, 4441668, 5181946, 7772919, 10363892, 15545838, 31091676]

約数ペア:

[(1, 31091676), (2, 15545838), (3, 10363892), (4, 7772919), (6, 5181946), (7, 4441668), (11, 2826516), (12, 2590973), (14, 2220834), (19, 1636404), (21, 1480556), (22, 1413258), (23, 1351812), (28, 1110417), (33, 942172), (38, 818202), (42, 740278), (44, 706629), (46, 675906), (49, 634524), (57, 545468), (66, 471086), (69, 450604), (76, 409101), (77, 403788), (84, 370139), (92, 337953), (98, 317262), (114, 272734), (121, 256956), (132, 235543), (133, 233772), (138, 225302), (147, 211508), (154, 201894), (161, 193116), (196, 158631), (209, 148764), (228, 136367), (231, 134596), (242, 128478), (253, 122892), (266, 116886), (276, 112651), (294, 105754), (308, 100947), (322, 96558), (363, 85652), (399, 77924), (418, 74382), (437, 71148), (462, 67298), (483, 64372), (484, 64239), (506, 61446), (532, 58443), (539, 57684), (588, 52877), (627, 49588), (644, 48279), (726, 42826), (759, 40964), (798, 38962), (836, 37191), (847, 36708), (874, 35574), (924, 33649), (931, 33396), (966, 32186), (1012, 30723), (1078, 28842), (1127, 27588), (1254, 24794), (1311, 23716), (1452, 21413), (1463, 21252), (1518, 20482), (1596, 19481), (1617, 19228), (1694, 18354), (1748, 17787), (1771, 17556), (1862, 16698), (1932, 16093), (2156, 14421), (2254, 13794), (2299, 13524), (2508, 12397), (2541, 12236), (2622, 11858), (2783, 11172), (2793, 11132), (2926, 10626), (3036, 10241), (3059, 10164), (3234, 9614), (3381, 9196), (3388, 9177), (3542, 8778), (3724, 8349), (4389, 7084), (4508, 6897), (4598, 6762), (4807, 6468), (5082, 6118), (5244, 5929), (5313, 5852), (5566, 5586)]