20275271744

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:394

約数の個数: 336

約数和(自身を含む): 53082602496

約数和(自身を除く): 32807330752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 61, 62, 64, 91, 98, 104, 112, 122, 124, 182, 196, 208, 217, 224, 244, 248, 263, 364, 392, 403, 416, 427, 434, 448, 488, 496, 526, 637, 728, 784, 793, 806, 832, 854, 868, 976, 992, 1052, 1274, 1456, 1519, 1568, 1586, 1612, 1708, 1736, 1841, 1891, 1952, 1984, 2104, 2548, 2821, 2912, 2989, 3038, 3136, 3172, 3224, 3416, 3419, 3472, 3682, 3782, 3904, 4208, 5096, 5551, 5642, 5824, 5978, 6076, 6344, 6448, 6832, 6838, 6944, 7364, 7564, 8153, 8416, 10192, 11102, 11284, 11956, 12152, 12688, 12887, 12896, 13237, 13664, 13676, 13888, 14728, 15128, 16043, 16306, 16832, 19747, 20384, 22204, 22568, 23912, 23933, 24304, 24583, 25376, 25774, 25792, 26474, 27328, 27352, 29456, 30256, 32086, 32612, 38857, 39494, 40768, 44408, 45136, 47824, 47866, 48608, 49166, 50752, 51548, 52948, 54704, 57071, 58912, 60512, 64172, 65224, 77714, 78988, 88816, 90272, 92659, 95648, 95732, 97216, 98332, 103096, 105896, 105989, 109408, 112301, 114142, 117824, 121024, 128344, 130448, 155428, 157976, 167531, 172081, 177632, 180544, 185318, 191296, 191464, 196664, 206192, 208559, 211792, 211978, 218816, 224602, 228284, 256688, 260896, 310856, 315952, 335062, 344162, 355264, 370636, 382928, 393328, 399497, 412384, 417118, 423584, 423956, 449204, 456568, 497333, 513376, 521792, 621712, 631904, 670124, 688324, 741272, 741923, 765856, 786107, 786656, 798994, 824768, 834236, 847168, 847912, 898408, 913136, 994666, 1026752, 1204567, 1243424, 1263808, 1340248, 1376648, 1459913, 1482544, 1483846, 1531712, 1572214, 1573312, 1597988, 1668472, 1695824, 1796816, 1826272, 1989332, 2409134, 2486848, 2680496, 2753296, 2919826, 2965088, 2967692, 3144428, 3195976, 3336944, 3391648, 3481331, 3593632, 3652544, 3978664, 4818268, 5193461, 5360992, 5506592, 5839652, 5930176, 5935384, 6288856, 6391952, 6465329, 6673888, 6783296, 6962662, 7187264, 7957328, 9636536, 10219391, 10386922, 10721984, 11013184, 11679304, 11870768, 12577712, 12783904, 12930658, 13347776, 13925324, 15914656, 19273072, 20438782, 20773844, 23358608, 23741536, 24369317, 25155424, 25567808, 25861316, 27850648, 31829312, 38546144, 40877564, 41547688, 45257303, 46717216, 47483072, 48738634, 50310848, 51722632, 55701296, 77092288, 81755128, 83095376, 90514606, 93434432, 97477268, 103445264, 111402592, 163510256, 166190752, 181029212, 194954536, 206890528, 222805184, 316801121, 327020512, 332381504, 362058424, 389909072, 413781056, 633602242, 654041024, 724116848, 779818144, 1267204484, 1448233696, 1559636288, 2534408968, 2896467392, 5068817936, 10137635872, 20275271744]

約数ペア:

[(1, 20275271744), (2, 10137635872), (4, 5068817936), (7, 2896467392), (8, 2534408968), (13, 1559636288), (14, 1448233696), (16, 1267204484), (26, 779818144), (28, 724116848), (31, 654041024), (32, 633602242), (49, 413781056), (52, 389909072), (56, 362058424), (61, 332381504), (62, 327020512), (64, 316801121), (91, 222805184), (98, 206890528), (104, 194954536), (112, 181029212), (122, 166190752), (124, 163510256), (182, 111402592), (196, 103445264), (208, 97477268), (217, 93434432), (224, 90514606), (244, 83095376), (248, 81755128), (263, 77092288), (364, 55701296), (392, 51722632), (403, 50310848), (416, 48738634), (427, 47483072), (434, 46717216), (448, 45257303), (488, 41547688), (496, 40877564), (526, 38546144), (637, 31829312), (728, 27850648), (784, 25861316), (793, 25567808), (806, 25155424), (832, 24369317), (854, 23741536), (868, 23358608), (976, 20773844), (992, 20438782), (1052, 19273072), (1274, 15914656), (1456, 13925324), (1519, 13347776), (1568, 12930658), (1586, 12783904), (1612, 12577712), (1708, 11870768), (1736, 11679304), (1841, 11013184), (1891, 10721984), (1952, 10386922), (1984, 10219391), (2104, 9636536), (2548, 7957328), (2821, 7187264), (2912, 6962662), (2989, 6783296), (3038, 6673888), (3136, 6465329), (3172, 6391952), (3224, 6288856), (3416, 5935384), (3419, 5930176), (3472, 5839652), (3682, 5506592), (3782, 5360992), (3904, 5193461), (4208, 4818268), (5096, 3978664), (5551, 3652544), (5642, 3593632), (5824, 3481331), (5978, 3391648), (6076, 3336944), (6344, 3195976), (6448, 3144428), (6832, 2967692), (6838, 2965088), (6944, 2919826), (7364, 2753296), (7564, 2680496), (8153, 2486848), (8416, 2409134), (10192, 1989332), (11102, 1826272), (11284, 1796816), (11956, 1695824), (12152, 1668472), (12688, 1597988), (12887, 1573312), (12896, 1572214), (13237, 1531712), (13664, 1483846), (13676, 1482544), (13888, 1459913), (14728, 1376648), (15128, 1340248), (16043, 1263808), (16306, 1243424), (16832, 1204567), (19747, 1026752), (20384, 994666), (22204, 913136), (22568, 898408), (23912, 847912), (23933, 847168), (24304, 834236), (24583, 824768), (25376, 798994), (25774, 786656), (25792, 786107), (26474, 765856), (27328, 741923), (27352, 741272), (29456, 688324), (30256, 670124), (32086, 631904), (32612, 621712), (38857, 521792), (39494, 513376), (40768, 497333), (44408, 456568), (45136, 449204), (47824, 423956), (47866, 423584), (48608, 417118), (49166, 412384), (50752, 399497), (51548, 393328), (52948, 382928), (54704, 370636), (57071, 355264), (58912, 344162), (60512, 335062), (64172, 315952), (65224, 310856), (77714, 260896), (78988, 256688), (88816, 228284), (90272, 224602), (92659, 218816), (95648, 211978), (95732, 211792), (97216, 208559), (98332, 206192), (103096, 196664), (105896, 191464), (105989, 191296), (109408, 185318), (112301, 180544), (114142, 177632), (117824, 172081), (121024, 167531), (128344, 157976), (130448, 155428)]