81356007168

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{1777}}^1$

素因数の和:2471

約数の個数: 216

約数和(自身を含む): 242650402176

約数和(自身を除く): 161294395008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 496, 558, 576, 641, 744, 768, 992, 1116, 1152, 1282, 1488, 1777, 1923, 1984, 2232, 2304, 2564, 2976, 3554, 3846, 3968, 4464, 5128, 5331, 5769, 5952, 7108, 7692, 7936, 8928, 10256, 10662, 11538, 11904, 14216, 15384, 15993, 17856, 19871, 20512, 21324, 23076, 23808, 28432, 30768, 31986, 35712, 39742, 41024, 42648, 46152, 55087, 56864, 59613, 61536, 63972, 71424, 79484, 82048, 85296, 92304, 110174, 113728, 119226, 123072, 127944, 158968, 164096, 165261, 170592, 178839, 184608, 220348, 227456, 238452, 246144, 255888, 317936, 330522, 341184, 357678, 369216, 440696, 454912, 476904, 492288, 495783, 511776, 635872, 661044, 682368, 715356, 738432, 881392, 953808, 991566, 1023552, 1139057, 1271744, 1322088, 1364736, 1430712, 1476864, 1762784, 1907616, 1983132, 2047104, 2278114, 2543488, 2644176, 2861424, 3417171, 3525568, 3815232, 3966264, 4094208, 4556228, 5086976, 5288352, 5722848, 6834342, 7051136, 7630464, 7932528, 9112456, 10251513, 10576704, 11445696, 13668684, 14102272, 15260928, 15865056, 18224912, 20503026, 21153408, 22891392, 27337368, 31730112, 35310767, 36449824, 41006052, 42306816, 45782784, 54674736, 63460224, 70621534, 72899648, 82012104, 105932301, 109349472, 126920448, 141243068, 145799296, 164024208, 211864602, 218698944, 282486136, 291598592, 317796903, 328048416, 423729204, 437397888, 564972272, 635593806, 656096832, 847458408, 874795776, 1129944544, 1271187612, 1312193664, 1694916816, 2259889088, 2542375224, 2624387328, 3389833632, 4519778176, 5084750448, 6779667264, 9039556352, 10169500896, 13559334528, 20339001792, 27118669056, 40678003584, 81356007168]

約数ペア:

[(1, 81356007168), (2, 40678003584), (3, 27118669056), (4, 20339001792), (6, 13559334528), (8, 10169500896), (9, 9039556352), (12, 6779667264), (16, 5084750448), (18, 4519778176), (24, 3389833632), (31, 2624387328), (32, 2542375224), (36, 2259889088), (48, 1694916816), (62, 1312193664), (64, 1271187612), (72, 1129944544), (93, 874795776), (96, 847458408), (124, 656096832), (128, 635593806), (144, 564972272), (186, 437397888), (192, 423729204), (248, 328048416), (256, 317796903), (279, 291598592), (288, 282486136), (372, 218698944), (384, 211864602), (496, 164024208), (558, 145799296), (576, 141243068), (641, 126920448), (744, 109349472), (768, 105932301), (992, 82012104), (1116, 72899648), (1152, 70621534), (1282, 63460224), (1488, 54674736), (1777, 45782784), (1923, 42306816), (1984, 41006052), (2232, 36449824), (2304, 35310767), (2564, 31730112), (2976, 27337368), (3554, 22891392), (3846, 21153408), (3968, 20503026), (4464, 18224912), (5128, 15865056), (5331, 15260928), (5769, 14102272), (5952, 13668684), (7108, 11445696), (7692, 10576704), (7936, 10251513), (8928, 9112456), (10256, 7932528), (10662, 7630464), (11538, 7051136), (11904, 6834342), (14216, 5722848), (15384, 5288352), (15993, 5086976), (17856, 4556228), (19871, 4094208), (20512, 3966264), (21324, 3815232), (23076, 3525568), (23808, 3417171), (28432, 2861424), (30768, 2644176), (31986, 2543488), (35712, 2278114), (39742, 2047104), (41024, 1983132), (42648, 1907616), (46152, 1762784), (55087, 1476864), (56864, 1430712), (59613, 1364736), (61536, 1322088), (63972, 1271744), (71424, 1139057), (79484, 1023552), (82048, 991566), (85296, 953808), (92304, 881392), (110174, 738432), (113728, 715356), (119226, 682368), (123072, 661044), (127944, 635872), (158968, 511776), (164096, 495783), (165261, 492288), (170592, 476904), (178839, 454912), (184608, 440696), (220348, 369216), (227456, 357678), (238452, 341184), (246144, 330522), (255888, 317936)]