81161388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:137

約数の個数: 288

約数和(自身を含む): 285143040

約数和(自身を除く): 203981652

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 19, 21, 22, 23, 28, 33, 36, 38, 42, 44, 46, 57, 63, 66, 67, 69, 76, 77, 84, 92, 99, 114, 126, 132, 133, 134, 138, 154, 161, 171, 198, 201, 207, 209, 228, 231, 252, 253, 266, 268, 276, 308, 322, 342, 396, 399, 402, 414, 418, 437, 462, 469, 483, 506, 532, 603, 627, 644, 684, 693, 737, 759, 798, 804, 828, 836, 874, 924, 938, 966, 1012, 1197, 1206, 1254, 1273, 1311, 1386, 1407, 1449, 1463, 1474, 1518, 1541, 1596, 1748, 1771, 1876, 1881, 1932, 2211, 2277, 2394, 2412, 2508, 2546, 2622, 2772, 2814, 2898, 2926, 2948, 3036, 3059, 3082, 3542, 3762, 3819, 3933, 4221, 4389, 4422, 4554, 4623, 4788, 4807, 5092, 5159, 5244, 5313, 5628, 5796, 5852, 6118, 6164, 6633, 7084, 7524, 7638, 7866, 8442, 8778, 8844, 8911, 9108, 9177, 9246, 9614, 10318, 10626, 10787, 11457, 12236, 13167, 13266, 13869, 14003, 14421, 15276, 15477, 15732, 15939, 16884, 16951, 17556, 17822, 18354, 18492, 19228, 20636, 21252, 21574, 22914, 26334, 26532, 26733, 27531, 27738, 28006, 28842, 29279, 30954, 31878, 32361, 33649, 33902, 35644, 36708, 42009, 43148, 43263, 45828, 46431, 50853, 52668, 53466, 55062, 55476, 56012, 57684, 58558, 61908, 63756, 64722, 67298, 67804, 80199, 84018, 86526, 87837, 92862, 97083, 98021, 100947, 101706, 106932, 110124, 117116, 118657, 126027, 129444, 134596, 152559, 160398, 168036, 173052, 175674, 185724, 194166, 196042, 201894, 203412, 204953, 237314, 252054, 263511, 294063, 302841, 305118, 320796, 322069, 351348, 355971, 388332, 392084, 403788, 409906, 474628, 504108, 527022, 588126, 605682, 610236, 614859, 644138, 711942, 819812, 882189, 966207, 1054044, 1067913, 1176252, 1211364, 1229718, 1288276, 1423884, 1764378, 1844577, 1932414, 2135826, 2254483, 2459436, 2898621, 3528756, 3689154, 3864828, 4271652, 4508966, 5797242, 6763449, 7378308, 9017932, 11594484, 13526898, 20290347, 27053796, 40580694, 81161388]

約数ペア:

[(1, 81161388), (2, 40580694), (3, 27053796), (4, 20290347), (6, 13526898), (7, 11594484), (9, 9017932), (11, 7378308), (12, 6763449), (14, 5797242), (18, 4508966), (19, 4271652), (21, 3864828), (22, 3689154), (23, 3528756), (28, 2898621), (33, 2459436), (36, 2254483), (38, 2135826), (42, 1932414), (44, 1844577), (46, 1764378), (57, 1423884), (63, 1288276), (66, 1229718), (67, 1211364), (69, 1176252), (76, 1067913), (77, 1054044), (84, 966207), (92, 882189), (99, 819812), (114, 711942), (126, 644138), (132, 614859), (133, 610236), (134, 605682), (138, 588126), (154, 527022), (161, 504108), (171, 474628), (198, 409906), (201, 403788), (207, 392084), (209, 388332), (228, 355971), (231, 351348), (252, 322069), (253, 320796), (266, 305118), (268, 302841), (276, 294063), (308, 263511), (322, 252054), (342, 237314), (396, 204953), (399, 203412), (402, 201894), (414, 196042), (418, 194166), (437, 185724), (462, 175674), (469, 173052), (483, 168036), (506, 160398), (532, 152559), (603, 134596), (627, 129444), (644, 126027), (684, 118657), (693, 117116), (737, 110124), (759, 106932), (798, 101706), (804, 100947), (828, 98021), (836, 97083), (874, 92862), (924, 87837), (938, 86526), (966, 84018), (1012, 80199), (1197, 67804), (1206, 67298), (1254, 64722), (1273, 63756), (1311, 61908), (1386, 58558), (1407, 57684), (1449, 56012), (1463, 55476), (1474, 55062), (1518, 53466), (1541, 52668), (1596, 50853), (1748, 46431), (1771, 45828), (1876, 43263), (1881, 43148), (1932, 42009), (2211, 36708), (2277, 35644), (2394, 33902), (2412, 33649), (2508, 32361), (2546, 31878), (2622, 30954), (2772, 29279), (2814, 28842), (2898, 28006), (2926, 27738), (2948, 27531), (3036, 26733), (3059, 26532), (3082, 26334), (3542, 22914), (3762, 21574), (3819, 21252), (3933, 20636), (4221, 19228), (4389, 18492), (4422, 18354), (4554, 17822), (4623, 17556), (4788, 16951), (4807, 16884), (5092, 15939), (5159, 15732), (5244, 15477), (5313, 15276), (5628, 14421), (5796, 14003), (5852, 13869), (6118, 13266), (6164, 13167), (6633, 12236), (7084, 11457), (7524, 10787), (7638, 10626), (7866, 10318), (8442, 9614), (8778, 9246), (8844, 9177), (8911, 9108)]