20551684608

素因数分解:

$2^9\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:126

約数の個数: 960

約数和(自身を含む): 81917256960

約数和(自身を除く): 61365572352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 17, 18, 21, 24, 26, 27, 28, 31, 32, 34, 36, 39, 42, 48, 51, 52, 54, 56, 62, 63, 64, 68, 72, 78, 84, 91, 93, 96, 102, 104, 108, 112, 117, 119, 124, 126, 128, 136, 144, 153, 156, 168, 182, 186, 189, 192, 204, 208, 216, 217, 221, 224, 234, 238, 248, 252, 256, 272, 273, 279, 288, 306, 312, 336, 351, 357, 364, 372, 378, 384, 403, 408, 416, 432, 434, 442, 448, 459, 468, 476, 496, 504, 512, 527, 544, 546, 558, 576, 612, 624, 651, 663, 672, 702, 714, 728, 744, 756, 768, 806, 816, 819, 832, 837, 864, 868, 884, 896, 918, 936, 952, 961, 992, 1008, 1054, 1071, 1088, 1092, 1116, 1152, 1209, 1224, 1248, 1302, 1326, 1344, 1404, 1428, 1456, 1488, 1512, 1536, 1547, 1581, 1612, 1632, 1638, 1664, 1674, 1728, 1736, 1768, 1792, 1836, 1872, 1904, 1922, 1953, 1984, 1989, 2016, 2108, 2142, 2176, 2184, 2232, 2304, 2418, 2448, 2457, 2496, 2604, 2652, 2688, 2808, 2821, 2856, 2883, 2912, 2976, 3024, 3094, 3162, 3213, 3224, 3264, 3276, 3328, 3348, 3456, 3472, 3536, 3584, 3627, 3672, 3689, 3744, 3808, 3844, 3906, 3968, 3978, 4032, 4216, 4284, 4352, 4368, 4464, 4608, 4641, 4743, 4836, 4896, 4914, 4992, 5208, 5304, 5376, 5616, 5642, 5712, 5766, 5824, 5859, 5952, 5967, 6048, 6188, 6324, 6426, 6448, 6528, 6552, 6656, 6696, 6727, 6851, 6912, 6944, 7072, 7254, 7344, 7378, 7488, 7616, 7688, 7812, 7936, 7956, 8064, 8432, 8463, 8568, 8649, 8704, 8736, 8928, 9282, 9486, 9672, 9792, 9828, 9984, 10416, 10608, 10752, 10881, 11067, 11232, 11284, 11424, 11532, 11648, 11718, 11904, 11934, 12096, 12376, 12493, 12648, 12852, 12896, 13056, 13104, 13392, 13454, 13702, 13824, 13888, 13923, 14144, 14229, 14508, 14688, 14756, 14976, 15232, 15376, 15624, 15872, 15912, 16128, 16337, 16864, 16926, 17136, 17298, 17472, 17856, 18564, 18972, 19344, 19584, 19656, 19968, 20181, 20553, 20832, 21216, 21762, 22134, 22464, 22568, 22848, 23064, 23296, 23436, 23808, 23868, 24192, 24752, 24986, 25296, 25389, 25704, 25792, 25947, 26112, 26208, 26784, 26908, 27404, 27776, 27846, 28288, 28458, 29016, 29376, 29512, 29952, 30464, 30752, 31248, 31824, 32256, 32674, 33201, 33728, 33852, 34272, 34596, 34944, 35712, 37128, 37479, 37944, 38688, 39168, 39312, 40362, 41106, 41664, 41769, 42432, 43524, 44268, 44928, 45136, 45696, 46128, 46592, 46872, 47616, 47736, 47957, 48384, 49011, 49504, 49972, 50592, 50778, 51408, 51584, 51894, 52416, 53568, 53816, 54808, 55552, 55692, 56576, 56916, 58032, 58752, 59024, 59904, 60543, 60928, 61504, 61659, 62496, 63648, 65348, 66402, 67456, 67704, 68544, 69192, 69888, 71424, 74256, 74958, 75888, 76167, 77376, 78336, 78624, 80724, 82212, 83328, 83538, 84864, 87048, 87451, 88536, 89856, 90272, 91392, 92256, 93744, 95472, 95914, 96768, 98022, 99008, 99603, 99944, 101184, 101556, 102816, 103168, 103788, 104832, 107136, 107632, 109616, 111104, 111384, 112437, 113152, 113832, 114359, 116064, 117504, 118048, 121086, 123008, 123318, 124992, 127296, 130696, 132804, 134912, 135408, 137088, 138384, 139776, 142848, 143871, 147033, 148512, 149916, 151776, 152334, 154752, 157248, 161448, 164424, 166656, 167076, 169728, 174096, 174902, 177072, 179712, 180544, 181629, 182784, 184512, 184977, 187488, 190944, 191828, 196044, 198016, 199206, 199888, 202368, 203112, 205632, 206336, 207576, 209664, 212381, 214272, 215264, 219232, 222768, 224874, 227664, 228718, 232128, 235008, 236096, 242172, 246016, 246636, 249984, 254592, 261392, 262353, 265608, 269824, 270816, 274176, 276768, 287742, 294066, 297024, 299832, 303552, 304668, 309504, 314496, 322896, 328848, 333312, 334152, 337311, 339456, 343077, 348192, 349804, 354144, 361088, 363258, 369024, 369954, 374976, 381888, 383656, 392088, 396032, 398412, 399776, 404736, 406224, 411264, 415152, 419328, 424762, 428544, 430528, 431613, 438464, 441099, 445536, 449748, 455328, 457436, 464256, 472192, 484344, 492032, 493272, 499968, 509184, 522784, 524706, 531216, 541632, 548352, 553536, 575484, 588132, 594048, 599664, 607104, 609336, 619008, 628992, 637143, 645792, 657696, 668304, 674622, 686154, 696384, 699608, 708288, 722176, 726516, 738048, 739908, 749952, 763776, 767312, 784176, 787059, 792064, 796824, 799552, 809472, 812448, 822528, 830304, 849524, 861056, 863226, 876928, 882198, 891072, 899496, 910656, 914872, 928512, 944384, 968688, 986544, 999936, 1018368, 1029231, 1045568, 1049412, 1062432, 1083264, 1107072, 1150968, 1176264, 1188096, 1199328, 1214208, 1218672, 1257984, 1274286, 1291584, 1294839, 1315392, 1336608, 1349244, 1372308, 1392768, 1399216, 1416576, 1444352, 1453032, 1476096, 1479816, 1486667, 1499904, 1527552, 1534624, 1568352, 1574118, 1593648, 1599104, 1624896, 1645056, 1660608, 1699048, 1722112, 1726452, 1753856, 1764396, 1782144, 1798992, 1821312, 1829744, 1857024, 1888768, 1911429, 1937376, 1973088, 2058462, 2091136, 2098824, 2124864, 2166528, 2214144, 2301936, 2352528, 2361177, 2376192, 2398656, 2428416, 2437344, 2548572, 2583168, 2589678, 2630784, 2673216, 2698488, 2744616, 2785536, 2798432, 2833152, 2906064, 2959632, 2973334, 2999808, 3055104, 3069248, 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18889416, 19189248, 19498752, 20388576, 20717424, 21385728, 21587904, 21956928, 22387456, 22937148, 23248512, 23677056, 23786672, 24553984, 24701544, 25093632, 25185888, 25498368, 26760006, 27184768, 27623232, 28230336, 28783872, 29275904, 30582864, 30998016, 31569408, 32935392, 33581184, 35680008, 36830976, 37640448, 37778832, 38997504, 40140009, 40777152, 41434848, 43175808, 43913856, 44774912, 45874296, 46497024, 47354112, 47573344, 49403088, 50371776, 50996736, 53520012, 54369536, 55246464, 56460672, 57567744, 58551808, 61165728, 65870784, 67162368, 71360016, 73661952, 75280896, 75557664, 80280018, 81554304, 82869696, 86351616, 87827712, 91748592, 92994048, 94708224, 95146688, 98806176, 100743552, 107040024, 108739072, 110492928, 112921344, 122331456, 131741568, 134324736, 142720032, 151115328, 160560036, 163108608, 165739392, 172703232, 175655424, 183497184, 190293376, 197612352, 201487104, 214080048, 220985856, 225842688, 244662912, 263483136, 285440064, 302230656, 321120072, 326217216, 331478784, 366994368, 380586752, 395224704, 402974208, 428160096, 489325824, 526966272, 570880128, 604461312, 642240144, 662957568, 733988736, 761173504, 790449408, 856320192, 978651648, 1141760256, 1208922624, 1284480288, 1467977472, 1580898816, 1712640384, 2283520512, 2568960576, 2935954944, 3425280768, 5137921152, 6850561536, 10275842304, 20551684608]

約数ペア:

[(1, 20551684608), (2, 10275842304), (3, 6850561536), (4, 5137921152), (6, 3425280768), (7, 2935954944), (8, 2568960576), (9, 2283520512), (12, 1712640384), (13, 1580898816), (14, 1467977472), (16, 1284480288), (17, 1208922624), (18, 1141760256), (21, 978651648), (24, 856320192), (26, 790449408), (27, 761173504), (28, 733988736), (31, 662957568), (32, 642240144), (34, 604461312), (36, 570880128), (39, 526966272), (42, 489325824), (48, 428160096), (51, 402974208), (52, 395224704), (54, 380586752), (56, 366994368), (62, 331478784), (63, 326217216), (64, 321120072), (68, 302230656), (72, 285440064), (78, 263483136), (84, 244662912), (91, 225842688), (93, 220985856), (96, 214080048), (102, 201487104), (104, 197612352), (108, 190293376), (112, 183497184), (117, 175655424), (119, 172703232), (124, 165739392), (126, 163108608), (128, 160560036), (136, 151115328), (144, 142720032), (153, 134324736), (156, 131741568), (168, 122331456), (182, 112921344), (186, 110492928), (189, 108739072), (192, 107040024), (204, 100743552), (208, 98806176), (216, 95146688), (217, 94708224), (221, 92994048), (224, 91748592), (234, 87827712), (238, 86351616), (248, 82869696), (252, 81554304), (256, 80280018), (272, 75557664), (273, 75280896), (279, 73661952), (288, 71360016), (306, 67162368), (312, 65870784), (336, 61165728), (351, 58551808), (357, 57567744), (364, 56460672), (372, 55246464), (378, 54369536), (384, 53520012), (403, 50996736), (408, 50371776), (416, 49403088), (432, 47573344), (434, 47354112), (442, 46497024), (448, 45874296), (459, 44774912), (468, 43913856), (476, 43175808), (496, 41434848), (504, 40777152), (512, 40140009), (527, 38997504), (544, 37778832), (546, 37640448), (558, 36830976), (576, 35680008), (612, 33581184), (624, 32935392), (651, 31569408), (663, 30998016), (672, 30582864), (702, 29275904), (714, 28783872), (728, 28230336), (744, 27623232), (756, 27184768), (768, 26760006), (806, 25498368), (816, 25185888), (819, 25093632), (832, 24701544), (837, 24553984), (864, 23786672), (868, 23677056), (884, 23248512), (896, 22937148), (918, 22387456), (936, 21956928), (952, 21587904), (961, 21385728), (992, 20717424), (1008, 20388576), (1054, 19498752), (1071, 19189248), (1088, 18889416), (1092, 18820224), (1116, 18415488), (1152, 17840004), (1209, 16998912), (1224, 16790592), (1248, 16467696), (1302, 15784704), (1326, 15499008), (1344, 15291432), (1404, 14637952), (1428, 14391936), (1456, 14115168), (1488, 13811616), (1512, 13592384), (1536, 13380003), (1547, 13284864), (1581, 12999168), (1612, 12749184), (1632, 12592944), (1638, 12546816), (1664, 12350772), (1674, 12276992), (1728, 11893336), (1736, 11838528), (1768, 11624256), (1792, 11468574), (1836, 11193728), (1872, 10978464), (1904, 10793952), (1922, 10692864), (1953, 10523136), (1984, 10358712), (1989, 10332672), (2016, 10194288), (2108, 9749376), (2142, 9594624), (2176, 9444708), (2184, 9410112), (2232, 9207744), (2304, 8920002), (2418, 8499456), (2448, 8395296), (2457, 8364544), (2496, 8233848), (2604, 7892352), (2652, 7749504), (2688, 7645716), (2808, 7318976), (2821, 7285248), (2856, 7195968), (2883, 7128576), (2912, 7057584), (2976, 6905808), (3024, 6796192), (3094, 6642432), (3162, 6499584), (3213, 6396416), (3224, 6374592), (3264, 6296472), (3276, 6273408), (3328, 6175386), (3348, 6138496), (3456, 5946668), (3472, 5919264), (3536, 5812128), (3584, 5734287), (3627, 5666304), (3672, 5596864), (3689, 5571072), (3744, 5489232), (3808, 5396976), (3844, 5346432), (3906, 5261568), (3968, 5179356), (3978, 5166336), (4032, 5097144), (4216, 4874688), (4284, 4797312), (4352, 4722354), (4368, 4705056), (4464, 4603872), (4608, 4460001), (4641, 4428288), (4743, 4333056), (4836, 4249728), (4896, 4197648), (4914, 4182272), (4992, 4116924), (5208, 3946176), (5304, 3874752), (5376, 3822858), (5616, 3659488), (5642, 3642624), (5712, 3597984), (5766, 3564288), (5824, 3528792), (5859, 3507712), (5952, 3452904), (5967, 3444224), (6048, 3398096), (6188, 3321216), (6324, 3249792), (6426, 3198208), (6448, 3187296), (6528, 3148236), (6552, 3136704), (6656, 3087693), (6696, 3069248), (6727, 3055104), (6851, 2999808), (6912, 2973334), (6944, 2959632), (7072, 2906064), (7254, 2833152), (7344, 2798432), (7378, 2785536), (7488, 2744616), (7616, 2698488), (7688, 2673216), (7812, 2630784), (7936, 2589678), (7956, 2583168), (8064, 2548572), (8432, 2437344), (8463, 2428416), (8568, 2398656), (8649, 2376192), (8704, 2361177), (8736, 2352528), (8928, 2301936), (9282, 2214144), (9486, 2166528), (9672, 2124864), (9792, 2098824), (9828, 2091136), (9984, 2058462), (10416, 1973088), (10608, 1937376), (10752, 1911429), (10881, 1888768), (11067, 1857024), (11232, 1829744), (11284, 1821312), (11424, 1798992), (11532, 1782144), (11648, 1764396), (11718, 1753856), (11904, 1726452), (11934, 1722112), (12096, 1699048), (12376, 1660608), (12493, 1645056), (12648, 1624896), (12852, 1599104), (12896, 1593648), (13056, 1574118), (13104, 1568352), (13392, 1534624), (13454, 1527552), (13702, 1499904), (13824, 1486667), (13888, 1479816), (13923, 1476096), (14144, 1453032), (14229, 1444352), (14508, 1416576), (14688, 1399216), (14756, 1392768), (14976, 1372308), (15232, 1349244), (15376, 1336608), (15624, 1315392), (15872, 1294839), (15912, 1291584), (16128, 1274286), (16337, 1257984), (16864, 1218672), (16926, 1214208), (17136, 1199328), (17298, 1188096), (17472, 1176264), (17856, 1150968), (18564, 1107072), (18972, 1083264), (19344, 1062432), (19584, 1049412), (19656, 1045568), (19968, 1029231), (20181, 1018368), (20553, 999936), (20832, 986544), (21216, 968688), (21762, 944384), (22134, 928512), (22464, 914872), (22568, 910656), (22848, 899496), (23064, 891072), (23296, 882198), (23436, 876928), (23808, 863226), (23868, 861056), (24192, 849524), (24752, 830304), (24986, 822528), (25296, 812448), (25389, 809472), (25704, 799552), (25792, 796824), (25947, 792064), (26112, 787059), (26208, 784176), (26784, 767312), (26908, 763776), (27404, 749952), (27776, 739908), (27846, 738048), (28288, 726516), (28458, 722176), (29016, 708288), (29376, 699608), (29512, 696384), (29952, 686154), (30464, 674622), (30752, 668304), (31248, 657696), (31824, 645792), (32256, 637143), (32674, 628992), (33201, 619008), (33728, 609336), (33852, 607104), (34272, 599664), (34596, 594048), (34944, 588132), (35712, 575484), (37128, 553536), (37479, 548352), (37944, 541632), (38688, 531216), (39168, 524706), (39312, 522784), (40362, 509184), (41106, 499968), (41664, 493272), (41769, 492032), (42432, 484344), (43524, 472192), (44268, 464256), (44928, 457436), (45136, 455328), (45696, 449748), (46128, 445536), (46592, 441099), (46872, 438464), (47616, 431613), (47736, 430528), (47957, 428544), (48384, 424762), (49011, 419328), (49504, 415152), (49972, 411264), (50592, 406224), (50778, 404736), (51408, 399776), (51584, 398412), (51894, 396032), (52416, 392088), (53568, 383656), (53816, 381888), (54808, 374976), (55552, 369954), (55692, 369024), (56576, 363258), (56916, 361088), (58032, 354144), (58752, 349804), (59024, 348192), (59904, 343077), (60543, 339456), (60928, 337311), (61504, 334152), (61659, 333312), (62496, 328848), (63648, 322896), (65348, 314496), (66402, 309504), (67456, 304668), (67704, 303552), (68544, 299832), (69192, 297024), (69888, 294066), (71424, 287742), (74256, 276768), (74958, 274176), (75888, 270816), (76167, 269824), (77376, 265608), (78336, 262353), (78624, 261392), (80724, 254592), (82212, 249984), (83328, 246636), (83538, 246016), (84864, 242172), (87048, 236096), (87451, 235008), (88536, 232128), (89856, 228718), (90272, 227664), (91392, 224874), (92256, 222768), (93744, 219232), (95472, 215264), (95914, 214272), (96768, 212381), (98022, 209664), (99008, 207576), (99603, 206336), (99944, 205632), (101184, 203112), (101556, 202368), (102816, 199888), (103168, 199206), (103788, 198016), (104832, 196044), (107136, 191828), (107632, 190944), (109616, 187488), (111104, 184977), (111384, 184512), (112437, 182784), (113152, 181629), (113832, 180544), (114359, 179712), (116064, 177072), (117504, 174902), (118048, 174096), (121086, 169728), (123008, 167076), (123318, 166656), (124992, 164424), (127296, 161448), (130696, 157248), (132804, 154752), (134912, 152334), (135408, 151776), (137088, 149916), (138384, 148512), (139776, 147033), (142848, 143871)]