20784169728

素因数分解:

$2^8\times 3^4\times 7^1\times {\mathrm{31}}^2\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 540

約数和(自身を含む): 73677819600

約数和(自身を除く): 52893649872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 54, 56, 62, 63, 64, 72, 81, 84, 93, 96, 108, 112, 124, 126, 128, 144, 149, 162, 168, 186, 189, 192, 216, 217, 224, 248, 252, 256, 279, 288, 298, 324, 336, 372, 378, 384, 432, 434, 447, 448, 496, 504, 558, 567, 576, 596, 648, 651, 672, 744, 756, 768, 837, 864, 868, 894, 896, 961, 992, 1008, 1043, 1116, 1134, 1152, 1192, 1296, 1302, 1341, 1344, 1488, 1512, 1674, 1728, 1736, 1788, 1792, 1922, 1953, 1984, 2016, 2086, 2232, 2268, 2304, 2384, 2511, 2592, 2604, 2682, 2688, 2883, 2976, 3024, 3129, 3348, 3456, 3472, 3576, 3844, 3906, 3968, 4023, 4032, 4172, 4464, 4536, 4619, 4768, 5022, 5184, 5208, 5364, 5376, 5766, 5859, 5952, 6048, 6258, 6696, 6727, 6912, 6944, 7152, 7688, 7812, 7936, 8046, 8064, 8344, 8649, 8928, 9072, 9238, 9387, 9536, 10044, 10368, 10416, 10728, 11532, 11718, 11904, 12069, 12096, 12516, 13392, 13454, 13857, 13888, 14304, 15376, 15624, 16092, 16128, 16688, 17298, 17577, 17856, 18144, 18476, 18774, 19072, 20088, 20181, 20736, 20832, 21456, 23064, 23436, 23808, 24138, 24192, 25032, 25947, 26784, 26908, 27714, 27776, 28161, 28608, 30752, 31248, 32184, 32333, 33376, 34596, 35154, 35712, 36288, 36952, 37548, 38144, 40176, 40362, 41571, 41664, 42912, 46128, 46872, 48276, 48384, 50064, 51894, 53568, 53816, 55428, 55552, 56322, 57216, 60543, 61504, 62496, 64368, 64666, 66752, 69192, 70308, 71424, 72576, 73904, 75096, 77841, 80352, 80724, 83142, 83328, 84483, 85824, 92256, 93744, 96552, 96999, 100128, 103788, 107136, 107632, 110856, 112644, 114432, 121086, 123008, 124713, 124992, 128736, 129332, 133504, 138384, 140616, 143189, 145152, 147808, 150192, 155682, 160704, 161448, 166284, 166656, 168966, 171648, 181629, 184512, 187488, 193104, 193998, 200256, 207576, 214272, 215264, 221712, 225288, 242172, 246016, 249426, 249984, 257472, 258664, 267008, 276768, 281232, 286378, 290997, 295616, 300384, 311364, 321408, 322896, 332568, 337932, 343296, 363258, 369024, 374139, 374976, 386208, 387996, 400512, 415152, 429567, 430528, 443424, 450576, 484344, 498852, 499968, 514944, 517328, 544887, 553536, 562464, 572756, 581994, 591232, 600768, 622728, 642816, 645792, 665136, 675864, 726516, 738048, 748278, 749952, 772416, 775992, 801024, 830304, 859134, 861056, 872991, 886848, 901152, 968688, 997704, 1002323, 1029888, 1034656, 1089774, 1107072, 1124928, 1145512, 1163988, 1182464, 1201536, 1245456, 1288701, 1291584, 1330272, 1351728, 1453032, 1496556, 1499904, 1544832, 1551984, 1660608, 1718268, 1722112, 1745982, 1773696, 1802304, 1937376, 1995408, 2004646, 2069312, 2179548, 2214144, 2249856, 2291024, 2327976, 2403072, 2490912, 2577402, 2583168, 2618973, 2660544, 2703456, 2906064, 2993112, 3006969, 3089664, 3103968, 3321216, 3436536, 3491964, 3547392, 3604608, 3866103, 3874752, 3990816, 4009292, 4138624, 4359096, 4499712, 4582048, 4655952, 4981824, 5154804, 5166336, 5237946, 5321088, 5406912, 5812128, 5986224, 6013938, 6207936, 6642432, 6873072, 6983928, 7209216, 7732206, 7749504, 7981632, 8018584, 8277248, 8718192, 9020907, 9164096, 9311904, 9963648, 10309608, 10475892, 10642176, 10813824, 11598309, 11624256, 11972448, 12027876, 12415872, 13746144, 13967856, 15464412, 15499008, 15963264, 16037168, 17436384, 18041814, 18328192, 18623808, 19927296, 20619216, 20951784, 21627648, 23196618, 23248512, 23944896, 24055752, 24831744, 27062721, 27492288, 27935712, 30928824, 31926528, 32074336, 34872768, 36083628, 36656384, 37247616, 41238432, 41903568, 46393236, 46497024, 47889792, 48111504, 54125442, 54984576, 55871424, 61857648, 64148672, 69745536, 72167256, 74495232, 81188163, 82476864, 83807136, 92786472, 95779584, 96223008, 108250884, 109969152, 111742848, 123715296, 128297344, 139491072, 144334512, 162376326, 164953728, 167614272, 185572944, 192446016, 216501768, 223485696, 247430592, 256594688, 288669024, 324752652, 329907456, 335228544, 371145888, 384892032, 433003536, 494861184, 577338048, 649505304, 670457088, 742291776, 769784064, 866007072, 989722368, 1154676096, 1299010608, 1484583552, 1732014144, 2309352192, 2598021216, 2969167104, 3464028288, 5196042432, 6928056576, 10392084864, 20784169728]

約数ペア:

[(1, 20784169728), (2, 10392084864), (3, 6928056576), (4, 5196042432), (6, 3464028288), (7, 2969167104), (8, 2598021216), (9, 2309352192), (12, 1732014144), (14, 1484583552), (16, 1299010608), (18, 1154676096), (21, 989722368), (24, 866007072), (27, 769784064), (28, 742291776), (31, 670457088), (32, 649505304), (36, 577338048), (42, 494861184), (48, 433003536), (54, 384892032), (56, 371145888), (62, 335228544), (63, 329907456), (64, 324752652), (72, 288669024), (81, 256594688), (84, 247430592), (93, 223485696), (96, 216501768), (108, 192446016), (112, 185572944), (124, 167614272), (126, 164953728), (128, 162376326), (144, 144334512), (149, 139491072), (162, 128297344), (168, 123715296), (186, 111742848), (189, 109969152), (192, 108250884), (216, 96223008), (217, 95779584), (224, 92786472), (248, 83807136), (252, 82476864), (256, 81188163), (279, 74495232), (288, 72167256), (298, 69745536), (324, 64148672), (336, 61857648), (372, 55871424), (378, 54984576), (384, 54125442), (432, 48111504), (434, 47889792), (447, 46497024), (448, 46393236), (496, 41903568), (504, 41238432), (558, 37247616), (567, 36656384), (576, 36083628), (596, 34872768), (648, 32074336), (651, 31926528), (672, 30928824), (744, 27935712), (756, 27492288), (768, 27062721), (837, 24831744), (864, 24055752), (868, 23944896), (894, 23248512), (896, 23196618), (961, 21627648), (992, 20951784), (1008, 20619216), (1043, 19927296), (1116, 18623808), (1134, 18328192), (1152, 18041814), (1192, 17436384), (1296, 16037168), (1302, 15963264), (1341, 15499008), (1344, 15464412), (1488, 13967856), (1512, 13746144), (1674, 12415872), (1728, 12027876), (1736, 11972448), (1788, 11624256), (1792, 11598309), (1922, 10813824), (1953, 10642176), (1984, 10475892), (2016, 10309608), (2086, 9963648), (2232, 9311904), (2268, 9164096), (2304, 9020907), (2384, 8718192), (2511, 8277248), (2592, 8018584), (2604, 7981632), (2682, 7749504), (2688, 7732206), (2883, 7209216), (2976, 6983928), (3024, 6873072), (3129, 6642432), (3348, 6207936), (3456, 6013938), (3472, 5986224), (3576, 5812128), (3844, 5406912), (3906, 5321088), (3968, 5237946), (4023, 5166336), (4032, 5154804), (4172, 4981824), (4464, 4655952), (4536, 4582048), (4619, 4499712), (4768, 4359096), (5022, 4138624), (5184, 4009292), (5208, 3990816), (5364, 3874752), (5376, 3866103), (5766, 3604608), (5859, 3547392), (5952, 3491964), (6048, 3436536), (6258, 3321216), (6696, 3103968), (6727, 3089664), (6912, 3006969), (6944, 2993112), (7152, 2906064), (7688, 2703456), (7812, 2660544), (7936, 2618973), (8046, 2583168), (8064, 2577402), (8344, 2490912), (8649, 2403072), (8928, 2327976), (9072, 2291024), (9238, 2249856), (9387, 2214144), (9536, 2179548), (10044, 2069312), (10368, 2004646), (10416, 1995408), (10728, 1937376), (11532, 1802304), (11718, 1773696), (11904, 1745982), (12069, 1722112), (12096, 1718268), (12516, 1660608), (13392, 1551984), (13454, 1544832), (13857, 1499904), (13888, 1496556), (14304, 1453032), (15376, 1351728), (15624, 1330272), (16092, 1291584), (16128, 1288701), (16688, 1245456), (17298, 1201536), (17577, 1182464), (17856, 1163988), (18144, 1145512), (18476, 1124928), (18774, 1107072), (19072, 1089774), (20088, 1034656), (20181, 1029888), (20736, 1002323), (20832, 997704), (21456, 968688), (23064, 901152), (23436, 886848), (23808, 872991), (24138, 861056), (24192, 859134), (25032, 830304), (25947, 801024), (26784, 775992), (26908, 772416), (27714, 749952), (27776, 748278), (28161, 738048), (28608, 726516), (30752, 675864), (31248, 665136), (32184, 645792), (32333, 642816), (33376, 622728), (34596, 600768), (35154, 591232), (35712, 581994), (36288, 572756), (36952, 562464), (37548, 553536), (38144, 544887), (40176, 517328), (40362, 514944), (41571, 499968), (41664, 498852), (42912, 484344), (46128, 450576), (46872, 443424), (48276, 430528), (48384, 429567), (50064, 415152), (51894, 400512), (53568, 387996), (53816, 386208), (55428, 374976), (55552, 374139), (56322, 369024), (57216, 363258), (60543, 343296), (61504, 337932), (62496, 332568), (64368, 322896), (64666, 321408), (66752, 311364), (69192, 300384), (70308, 295616), (71424, 290997), (72576, 286378), (73904, 281232), (75096, 276768), (77841, 267008), (80352, 258664), (80724, 257472), (83142, 249984), (83328, 249426), (84483, 246016), (85824, 242172), (92256, 225288), (93744, 221712), (96552, 215264), (96999, 214272), (100128, 207576), (103788, 200256), (107136, 193998), (107632, 193104), (110856, 187488), (112644, 184512), (114432, 181629), (121086, 171648), (123008, 168966), (124713, 166656), (124992, 166284), (128736, 161448), (129332, 160704), (133504, 155682), (138384, 150192), (140616, 147808), (143189, 145152)]