81115776

素因数分解:

$2^7\times 3^3\times 7^2\times {\mathrm{479}}^1$

素因数の和:516

約数の個数: 192

約数和(自身を含む): 279072000

約数和(自身を除く): 197956224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 288, 294, 336, 378, 384, 392, 432, 441, 448, 479, 504, 576, 588, 672, 756, 784, 864, 882, 896, 958, 1008, 1152, 1176, 1323, 1344, 1437, 1512, 1568, 1728, 1764, 1916, 2016, 2352, 2646, 2688, 2874, 3024, 3136, 3353, 3456, 3528, 3832, 4032, 4311, 4704, 5292, 5748, 6048, 6272, 6706, 7056, 7664, 8064, 8622, 9408, 10059, 10584, 11496, 12096, 12933, 13412, 14112, 15328, 17244, 18816, 20118, 21168, 22992, 23471, 24192, 25866, 26824, 28224, 30177, 30656, 34488, 40236, 42336, 45984, 46942, 51732, 53648, 56448, 60354, 61312, 68976, 70413, 80472, 84672, 90531, 91968, 93884, 103464, 107296, 120708, 137952, 140826, 160944, 169344, 181062, 183936, 187768, 206928, 211239, 214592, 241416, 275904, 281652, 321888, 362124, 375536, 413856, 422478, 429184, 482832, 551808, 563304, 633717, 643776, 724248, 751072, 827712, 844956, 965664, 1126608, 1267434, 1287552, 1448496, 1502144, 1655424, 1689912, 1931328, 2253216, 2534868, 2896992, 3004288, 3379824, 3862656, 4506432, 5069736, 5793984, 6759648, 9012864, 10139472, 11587968, 13519296, 20278944, 27038592, 40557888, 81115776]

約数ペア:

[(1, 81115776), (2, 40557888), (3, 27038592), (4, 20278944), (6, 13519296), (7, 11587968), (8, 10139472), (9, 9012864), (12, 6759648), (14, 5793984), (16, 5069736), (18, 4506432), (21, 3862656), (24, 3379824), (27, 3004288), (28, 2896992), (32, 2534868), (36, 2253216), (42, 1931328), (48, 1689912), (49, 1655424), (54, 1502144), (56, 1448496), (63, 1287552), (64, 1267434), (72, 1126608), (84, 965664), (96, 844956), (98, 827712), (108, 751072), (112, 724248), (126, 643776), (128, 633717), (144, 563304), (147, 551808), (168, 482832), (189, 429184), (192, 422478), (196, 413856), (216, 375536), (224, 362124), (252, 321888), (288, 281652), (294, 275904), (336, 241416), (378, 214592), (384, 211239), (392, 206928), (432, 187768), (441, 183936), (448, 181062), (479, 169344), (504, 160944), (576, 140826), (588, 137952), (672, 120708), (756, 107296), (784, 103464), (864, 93884), (882, 91968), (896, 90531), (958, 84672), (1008, 80472), (1152, 70413), (1176, 68976), (1323, 61312), (1344, 60354), (1437, 56448), (1512, 53648), (1568, 51732), (1728, 46942), (1764, 45984), (1916, 42336), (2016, 40236), (2352, 34488), (2646, 30656), (2688, 30177), (2874, 28224), (3024, 26824), (3136, 25866), (3353, 24192), (3456, 23471), (3528, 22992), (3832, 21168), (4032, 20118), (4311, 18816), (4704, 17244), (5292, 15328), (5748, 14112), (6048, 13412), (6272, 12933), (6706, 12096), (7056, 11496), (7664, 10584), (8064, 10059), (8622, 9408)]