81021846528

素因数分解:

$2^{10}\times 3^2\times 7^3\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 792

約数和(自身を含む): 291997180800

約数和(自身を除く): 210975334272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 49, 56, 57, 63, 64, 71, 72, 76, 84, 96, 98, 112, 114, 126, 128, 133, 142, 144, 147, 152, 168, 171, 192, 196, 213, 224, 228, 252, 256, 266, 284, 288, 294, 304, 336, 342, 343, 361, 384, 392, 399, 426, 441, 448, 456, 497, 504, 512, 532, 568, 576, 588, 608, 639, 672, 684, 686, 722, 768, 784, 798, 852, 882, 896, 912, 931, 994, 1008, 1024, 1029, 1064, 1083, 1136, 1152, 1176, 1197, 1216, 1278, 1344, 1349, 1368, 1372, 1444, 1491, 1536, 1568, 1596, 1704, 1764, 1792, 1824, 1862, 1988, 2016, 2058, 2128, 2166, 2272, 2304, 2352, 2394, 2432, 2527, 2556, 2688, 2698, 2736, 2744, 2793, 2888, 2982, 3072, 3087, 3136, 3192, 3249, 3408, 3479, 3528, 3584, 3648, 3724, 3976, 4032, 4047, 4116, 4256, 4332, 4473, 4544, 4608, 4704, 4788, 4864, 5054, 5112, 5376, 5396, 5472, 5488, 5586, 5776, 5964, 6174, 6272, 6384, 6498, 6517, 6816, 6958, 7056, 7168, 7296, 7448, 7581, 7952, 8064, 8094, 8232, 8379, 8512, 8664, 8946, 9088, 9216, 9408, 9443, 9576, 9728, 10108, 10224, 10437, 10752, 10792, 10944, 10976, 11172, 11552, 11928, 12141, 12348, 12544, 12768, 12996, 13034, 13632, 13916, 14112, 14592, 14896, 15162, 15904, 16128, 16188, 16464, 16758, 17024, 17328, 17689, 17892, 18176, 18816, 18886, 19152, 19456, 19551, 20216, 20448, 20874, 21504, 21584, 21888, 21952, 22344, 22743, 23104, 23856, 24282, 24353, 24696, 25088, 25536, 25631, 25992, 26068, 27264, 27832, 28224, 28329, 29184, 29792, 30324, 31311, 31808, 32256, 32376, 32928, 33516, 34048, 34656, 35378, 35784, 36352, 37632, 37772, 38304, 39102, 40432, 40896, 41748, 43168, 43776, 43904, 44688, 45486, 46208, 47712, 48564, 48706, 49392, 50176, 51072, 51262, 51984, 52136, 53067, 54528, 55664, 56448, 56658, 58368, 58653, 59584, 60648, 62622, 63616, 64512, 64752, 65856, 66101, 67032, 68096, 69312, 70756, 71568, 72704, 73059, 75264, 75544, 76608, 76893, 78204, 80864, 81792, 83496, 84987, 86336, 87552, 87808, 89376, 90972, 92416, 95424, 97128, 97412, 98784, 102144, 102524, 103968, 104272, 106134, 109056, 111328, 112896, 113316, 117306, 119168, 121296, 123823, 125244, 127232, 129504, 131712, 132202, 134064, 136192, 138624, 141512, 143136, 146118, 150528, 151088, 153216, 153786, 156408, 159201, 161728, 163584, 166992, 169974, 172672, 175104, 175616, 178752, 179417, 181944, 184832, 190848, 194256, 194824, 197568, 198303, 204288, 205048, 207936, 208544, 212268, 218112, 219177, 222656, 225792, 226632, 230679, 234612, 238336, 242592, 247646, 250488, 254464, 259008, 263424, 264404, 268128, 277248, 283024, 286272, 292236, 302176, 306432, 307572, 312816, 318402, 323456, 327168, 333984, 339948, 345344, 351232, 357504, 358834, 363888, 369664, 371469, 381696, 388512, 389648, 395136, 396606, 408576, 410096, 415872, 417088, 424536, 438354, 445312, 451584, 453264, 461358, 462707, 469224, 476672, 485184, 495292, 500976, 508928, 518016, 526848, 528808, 536256, 538251, 554496, 566048, 572544, 584472, 594909, 604352, 612864, 615144, 625632, 636804, 646912, 654336, 667968, 679896, 690688, 715008, 717668, 727776, 742938, 763392, 777024, 779296, 790272, 793212, 820192, 831744, 834176, 849072, 876708, 890624, 906528, 922716, 925414, 938448, 953344, 970368, 990584, 1001952, 1036032, 1053696, 1057616, 1072512, 1076502, 1108992, 1114407, 1132096, 1145088, 1168944, 1189818, 1208704, 1225728, 1230288, 1251264, 1255919, 1273608, 1293824, 1335936, 1359792, 1381376, 1388121, 1430016, 1435336, 1455552, 1485876, 1526784, 1554048, 1558592, 1580544, 1586424, 1614753, 1640384, 1663488, 1668352, 1698144, 1753416, 1781248, 1813056, 1845432, 1850828, 1876896, 1940736, 1981168, 2003904, 2072064, 2115232, 2145024, 2153004, 2228814, 2264192, 2290176, 2337888, 2379636, 2417408, 2460576, 2502528, 2511838, 2547216, 2587648, 2671872, 2719584, 2776242, 2860032, 2870672, 2911104, 2971752, 3108096, 3117184, 3161088, 3172848, 3229506, 3280768, 3326976, 3336704, 3396288, 3506832, 3562496, 3626112, 3690864, 3701656, 3753792, 3767757, 3881472, 3962336, 4007808, 4144128, 4164363, 4230464, 4290048, 4306008, 4457628, 4528384, 4580352, 4675776, 4759272, 4834816, 4921152, 5005056, 5023676, 5094432, 5343744, 5439168, 5552484, 5741344, 5822208, 5943504, 6216192, 6234368, 6345696, 6459012, 6561536, 6673408, 6792576, 7013664, 7252224, 7381728, 7403312, 7507584, 7535514, 7762944, 7924672, 8015616, 8328726, 8460928, 8580096, 8612016, 8791433, 8915256, 9056768, 9351552, 9518544, 9669632, 9842304, 10010112, 10047352, 10188864, 10687488, 10878336, 11104968, 11303271, 11482688, 11644416, 11887008, 12432384, 12468736, 12691392, 12918024, 13123072, 13585152, 14027328, 14504448, 14763456, 14806624, 15015168, 15071028, 15849344, 16031232, 16657452, 16921856, 17224032, 17582866, 17830512, 18113536, 18703104, 19037088, 19684608, 20020224, 20094704, 20377728, 21756672, 22209936, 22606542, 22965376, 23288832, 23774016, 24937472, 25382784, 25836048, 26246144, 26374299, 27170304, 28054656, 29008896, 29526912, 29613248, 30030336, 30142056, 31698688, 32062464, 33314904, 33843712, 34448064, 35165732, 35661024, 37406208, 38074176, 39369216, 40189408, 40755456, 43513344, 44419872, 45213084, 45930752, 47548032, 50765568, 51672096, 52748598, 54340608, 56109312, 59053824, 59226496, 60060672, 60284112, 63397376, 66629808, 67687424, 68896128, 70331464, 71322048, 74812416, 76148352, 78738432, 79122897, 80378816, 81510912, 87026688, 88839744, 90426168, 91861504, 95096064, 101531136, 103344192, 105497196, 112218624, 118107648, 118452992, 120568224, 126794752, 133259616, 137792256, 140662928, 142644096, 152296704, 158245794, 160757632, 163021824, 177679488, 180852336, 183723008, 190192128, 203062272, 206688384, 210994392, 224437248, 236215296, 236905984, 241136448, 266519232, 275584512, 281325856, 285288192, 304593408, 316491588, 321515264, 355358976, 361704672, 380384256, 413376768, 421988784, 473811968, 482272896, 533038464, 551169024, 562651712, 570576384, 609186816, 632983176, 643030528, 710717952, 723409344, 826753536, 843977568, 964545792, 1066076928, 1125303424, 1141152768, 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約数ペア:

[(1, 81021846528), (2, 40510923264), (3, 27007282176), (4, 20255461632), (6, 13503641088), (7, 11574549504), (8, 10127730816), (9, 9002427392), (12, 6751820544), (14, 5787274752), (16, 5063865408), (18, 4501213696), (19, 4264307712), (21, 3858183168), (24, 3375910272), (28, 2893637376), (32, 2531932704), (36, 2250606848), (38, 2132153856), (42, 1929091584), (48, 1687955136), (49, 1653507072), (56, 1446818688), (57, 1421435904), (63, 1286061056), (64, 1265966352), (71, 1141152768), (72, 1125303424), (76, 1066076928), (84, 964545792), (96, 843977568), (98, 826753536), (112, 723409344), (114, 710717952), (126, 643030528), (128, 632983176), (133, 609186816), (142, 570576384), (144, 562651712), (147, 551169024), (152, 533038464), (168, 482272896), (171, 473811968), (192, 421988784), (196, 413376768), (213, 380384256), (224, 361704672), (228, 355358976), (252, 321515264), (256, 316491588), (266, 304593408), (284, 285288192), (288, 281325856), (294, 275584512), (304, 266519232), (336, 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