81620352

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:166

約数の個数: 256

約数和(自身を含む): 279072000

約数和(自身を除く): 197451648

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 32, 33, 36, 38, 44, 48, 54, 57, 64, 66, 72, 76, 88, 96, 99, 108, 113, 114, 128, 132, 144, 152, 171, 176, 192, 198, 209, 216, 226, 228, 264, 288, 297, 304, 339, 342, 352, 384, 396, 418, 432, 452, 456, 513, 528, 576, 594, 608, 627, 678, 684, 704, 792, 836, 864, 904, 912, 1017, 1026, 1056, 1152, 1188, 1216, 1243, 1254, 1356, 1368, 1408, 1584, 1672, 1728, 1808, 1824, 1881, 2034, 2052, 2112, 2147, 2376, 2432, 2486, 2508, 2712, 2736, 3051, 3168, 3344, 3456, 3616, 3648, 3729, 3762, 4068, 4104, 4224, 4294, 4752, 4972, 5016, 5424, 5472, 5643, 6102, 6336, 6441, 6688, 7232, 7296, 7458, 7524, 8136, 8208, 8588, 9504, 9944, 10032, 10848, 10944, 11187, 11286, 12204, 12672, 12882, 13376, 14464, 14916, 15048, 16272, 16416, 17176, 19008, 19323, 19888, 20064, 21696, 21888, 22374, 22572, 23617, 24408, 25764, 26752, 29832, 30096, 32544, 32832, 33561, 34352, 38016, 38646, 39776, 40128, 43392, 44748, 45144, 47234, 48816, 51528, 57969, 59664, 60192, 65088, 65664, 67122, 68704, 70851, 77292, 79552, 80256, 89496, 90288, 94468, 97632, 103056, 115938, 119328, 120384, 130176, 134244, 137408, 141702, 154584, 159104, 178992, 180576, 188936, 195264, 206112, 212553, 231876, 238656, 240768, 268488, 274816, 283404, 309168, 357984, 361152, 377872, 390528, 412224, 425106, 463752, 477312, 536976, 566808, 618336, 637659, 715968, 722304, 755744, 824448, 850212, 927504, 1073952, 1133616, 1236672, 1275318, 1431936, 1511488, 1700424, 1855008, 2147904, 2267232, 2473344, 2550636, 3022976, 3400848, 3710016, 4295808, 4534464, 5101272, 6801696, 7420032, 9068928, 10202544, 13603392, 20405088, 27206784, 40810176, 81620352]

約数ペア:

[(1, 81620352), (2, 40810176), (3, 27206784), (4, 20405088), (6, 13603392), (8, 10202544), (9, 9068928), (11, 7420032), (12, 6801696), (16, 5101272), (18, 4534464), (19, 4295808), (22, 3710016), (24, 3400848), (27, 3022976), (32, 2550636), (33, 2473344), (36, 2267232), (38, 2147904), (44, 1855008), (48, 1700424), (54, 1511488), (57, 1431936), (64, 1275318), (66, 1236672), (72, 1133616), (76, 1073952), (88, 927504), (96, 850212), (99, 824448), (108, 755744), (113, 722304), (114, 715968), (128, 637659), (132, 618336), (144, 566808), (152, 536976), (171, 477312), (176, 463752), (192, 425106), (198, 412224), (209, 390528), (216, 377872), (226, 361152), (228, 357984), (264, 309168), (288, 283404), (297, 274816), (304, 268488), (339, 240768), (342, 238656), (352, 231876), (384, 212553), (396, 206112), (418, 195264), (432, 188936), (452, 180576), (456, 178992), (513, 159104), (528, 154584), (576, 141702), (594, 137408), (608, 134244), (627, 130176), (678, 120384), (684, 119328), (704, 115938), (792, 103056), (836, 97632), (864, 94468), (904, 90288), (912, 89496), (1017, 80256), (1026, 79552), (1056, 77292), (1152, 70851), (1188, 68704), (1216, 67122), (1243, 65664), (1254, 65088), (1356, 60192), (1368, 59664), (1408, 57969), (1584, 51528), (1672, 48816), (1728, 47234), (1808, 45144), (1824, 44748), (1881, 43392), (2034, 40128), (2052, 39776), (2112, 38646), (2147, 38016), (2376, 34352), (2432, 33561), (2486, 32832), (2508, 32544), (2712, 30096), (2736, 29832), (3051, 26752), (3168, 25764), (3344, 24408), (3456, 23617), (3616, 22572), (3648, 22374), (3729, 21888), (3762, 21696), (4068, 20064), (4104, 19888), (4224, 19323), (4294, 19008), (4752, 17176), (4972, 16416), (5016, 16272), (5424, 15048), (5472, 14916), (5643, 14464), (6102, 13376), (6336, 12882), (6441, 12672), (6688, 12204), (7232, 11286), (7296, 11187), (7458, 10944), (7524, 10848), (8136, 10032), (8208, 9944), (8588, 9504)]