20691465984

素因数分解:

$2^8\times 3^3\times 7^2\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:545

約数の個数: 432

約数和(自身を含む): 71768928000

約数和(自身を除く): 51077462016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 199, 216, 224, 252, 256, 288, 294, 307, 336, 378, 384, 392, 398, 432, 441, 448, 504, 576, 588, 597, 614, 672, 756, 768, 784, 796, 864, 882, 896, 921, 1008, 1152, 1176, 1194, 1228, 1323, 1344, 1393, 1512, 1568, 1592, 1728, 1764, 1791, 1792, 1842, 2016, 2149, 2304, 2352, 2388, 2456, 2646, 2688, 2763, 2786, 3024, 3136, 3184, 3456, 3528, 3582, 3684, 4032, 4179, 4298, 4704, 4776, 4912, 5292, 5373, 5376, 5526, 5572, 6048, 6272, 6368, 6447, 6912, 7056, 7164, 7368, 8064, 8289, 8358, 8596, 9408, 9552, 9751, 9824, 10584, 10746, 11052, 11144, 12096, 12537, 12544, 12736, 12894, 14112, 14328, 14736, 15043, 16128, 16578, 16716, 17192, 18816, 19104, 19341, 19502, 19648, 21168, 21492, 22104, 22288, 24192, 25074, 25472, 25788, 28224, 28656, 29253, 29472, 30086, 33156, 33432, 34384, 37611, 37632, 38208, 38682, 39004, 39296, 42336, 42984, 44208, 44576, 45129, 48384, 50148, 50944, 51576, 56448, 57312, 58023, 58506, 58944, 60172, 61093, 66312, 66864, 68768, 75222, 76416, 77364, 78008, 78592, 84672, 85968, 87759, 88416, 89152, 90258, 100296, 103152, 112896, 114624, 116046, 117012, 117888, 120344, 122186, 132624, 133728, 135387, 137536, 150444, 152832, 154728, 156016, 169344, 171936, 175518, 176832, 178304, 180516, 183279, 200592, 206304, 229248, 232092, 234024, 235776, 240688, 244372, 263277, 265248, 267456, 270774, 275072, 300888, 309456, 312032, 338688, 343872, 351036, 353664, 356608, 361032, 366558, 401184, 406161, 412608, 427651, 458496, 464184, 468048, 481376, 488744, 526554, 530496, 534912, 541548, 549837, 550144, 601776, 618912, 624064, 687744, 702072, 707328, 722064, 733116, 802368, 812322, 825216, 855302, 928368, 936096, 962752, 977488, 1053108, 1060992, 1069824, 1083096, 1099674, 1203552, 1237824, 1248128, 1282953, 1375488, 1404144, 1444128, 1466232, 1604736, 1624644, 1649511, 1650432, 1710604, 1856736, 1872192, 1925504, 1954976, 2106216, 2121984, 2166192, 2199348, 2407104, 2475648, 2496256, 2565906, 2808288, 2888256, 2932464, 2993557, 3209472, 3249288, 3299022, 3421208, 3713472, 3744384, 3848859, 3851008, 3909952, 4212432, 4332384, 4398696, 4814208, 4951296, 5131812, 5616576, 5776512, 5864928, 5987114, 6498576, 6598044, 6842416, 7426944, 7488768, 7697718, 7819904, 8424864, 8664768, 8797392, 8980671, 9628416, 10263624, 11233152, 11546577, 11553024, 11729856, 11974228, 12997152, 13196088, 13684832, 14853888, 15395436, 15639808, 16849728, 17329536, 17594784, 17961342, 20527248, 22466304, 23093154, 23459712, 23948456, 25994304, 26392176, 26942013, 27369664, 30790872, 33699456, 34659072, 35189568, 35922684, 41054496, 46186308, 46919424, 47896912, 51988608, 52784352, 53884026, 54739328, 61581744, 67398912, 70379136, 71845368, 80826039, 82108992, 92372616, 95793824, 103977216, 105568704, 107768052, 109478656, 123163488, 140758272, 143690736, 161652078, 164217984, 184745232, 191587648, 211137408, 215536104, 246326976, 287381472, 323304156, 328435968, 369490464, 383175296, 422274816, 431072208, 492653952, 574762944, 646608312, 738980928, 766350592, 862144416, 985307904, 1149525888, 1293216624, 1477961856, 1724288832, 2299051776, 2586433248, 2955923712, 3448577664, 5172866496, 6897155328, 10345732992, 20691465984]

約数ペア:

[(1, 20691465984), (2, 10345732992), (3, 6897155328), (4, 5172866496), (6, 3448577664), (7, 2955923712), (8, 2586433248), (9, 2299051776), (12, 1724288832), (14, 1477961856), (16, 1293216624), (18, 1149525888), (21, 985307904), (24, 862144416), (27, 766350592), (28, 738980928), (32, 646608312), (36, 574762944), (42, 492653952), (48, 431072208), (49, 422274816), (54, 383175296), (56, 369490464), (63, 328435968), (64, 323304156), (72, 287381472), (84, 246326976), (96, 215536104), (98, 211137408), (108, 191587648), (112, 184745232), (126, 164217984), (128, 161652078), (144, 143690736), (147, 140758272), (168, 123163488), (189, 109478656), (192, 107768052), (196, 105568704), (199, 103977216), (216, 95793824), (224, 92372616), (252, 82108992), (256, 80826039), (288, 71845368), (294, 70379136), (307, 67398912), (336, 61581744), (378, 54739328), (384, 53884026), (392, 52784352), (398, 51988608), (432, 47896912), (441, 46919424), (448, 46186308), (504, 41054496), (576, 35922684), (588, 35189568), (597, 34659072), (614, 33699456), (672, 30790872), (756, 27369664), (768, 26942013), (784, 26392176), (796, 25994304), (864, 23948456), (882, 23459712), (896, 23093154), (921, 22466304), (1008, 20527248), (1152, 17961342), (1176, 17594784), (1194, 17329536), (1228, 16849728), (1323, 15639808), (1344, 15395436), (1393, 14853888), (1512, 13684832), (1568, 13196088), (1592, 12997152), (1728, 11974228), (1764, 11729856), (1791, 11553024), (1792, 11546577), (1842, 11233152), (2016, 10263624), (2149, 9628416), (2304, 8980671), (2352, 8797392), (2388, 8664768), (2456, 8424864), (2646, 7819904), (2688, 7697718), (2763, 7488768), (2786, 7426944), (3024, 6842416), (3136, 6598044), (3184, 6498576), (3456, 5987114), (3528, 5864928), (3582, 5776512), (3684, 5616576), (4032, 5131812), (4179, 4951296), (4298, 4814208), (4704, 4398696), (4776, 4332384), (4912, 4212432), (5292, 3909952), (5373, 3851008), (5376, 3848859), (5526, 3744384), (5572, 3713472), (6048, 3421208), (6272, 3299022), (6368, 3249288), (6447, 3209472), (6912, 2993557), (7056, 2932464), (7164, 2888256), (7368, 2808288), (8064, 2565906), (8289, 2496256), (8358, 2475648), (8596, 2407104), (9408, 2199348), (9552, 2166192), (9751, 2121984), (9824, 2106216), (10584, 1954976), (10746, 1925504), (11052, 1872192), (11144, 1856736), (12096, 1710604), (12537, 1650432), (12544, 1649511), (12736, 1624644), (12894, 1604736), (14112, 1466232), (14328, 1444128), (14736, 1404144), (15043, 1375488), (16128, 1282953), (16578, 1248128), (16716, 1237824), (17192, 1203552), (18816, 1099674), (19104, 1083096), (19341, 1069824), (19502, 1060992), (19648, 1053108), (21168, 977488), (21492, 962752), (22104, 936096), (22288, 928368), (24192, 855302), (25074, 825216), (25472, 812322), (25788, 802368), (28224, 733116), (28656, 722064), (29253, 707328), (29472, 702072), (30086, 687744), (33156, 624064), (33432, 618912), (34384, 601776), (37611, 550144), (37632, 549837), (38208, 541548), (38682, 534912), (39004, 530496), (39296, 526554), (42336, 488744), (42984, 481376), (44208, 468048), (44576, 464184), (45129, 458496), (48384, 427651), (50148, 412608), (50944, 406161), (51576, 401184), (56448, 366558), (57312, 361032), (58023, 356608), (58506, 353664), (58944, 351036), (60172, 343872), (61093, 338688), (66312, 312032), (66864, 309456), (68768, 300888), (75222, 275072), (76416, 270774), (77364, 267456), (78008, 265248), (78592, 263277), (84672, 244372), (85968, 240688), (87759, 235776), (88416, 234024), (89152, 232092), (90258, 229248), (100296, 206304), (103152, 200592), (112896, 183279), (114624, 180516), (116046, 178304), (117012, 176832), (117888, 175518), (120344, 171936), (122186, 169344), (132624, 156016), (133728, 154728), (135387, 152832), (137536, 150444)]