20971721664

素因数分解:

$2^6\times 3^4\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{701}}^1$

素因数の和:953

約数の個数: 280

約数和(自身を含む): 64725804000

約数和(自身を除く): 43754082336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 81, 87, 96, 108, 116, 144, 162, 174, 192, 199, 216, 232, 261, 288, 324, 348, 398, 432, 464, 522, 576, 597, 648, 696, 701, 783, 796, 864, 928, 1044, 1194, 1296, 1392, 1402, 1566, 1592, 1728, 1791, 1856, 2088, 2103, 2349, 2388, 2592, 2784, 2804, 3132, 3184, 3582, 4176, 4206, 4698, 4776, 5184, 5373, 5568, 5608, 5771, 6264, 6309, 6368, 7164, 8352, 8412, 9396, 9552, 10746, 11216, 11542, 12528, 12618, 12736, 14328, 16119, 16704, 16824, 17313, 18792, 18927, 19104, 20329, 21492, 22432, 23084, 25056, 25236, 28656, 32238, 33648, 34626, 37584, 37854, 38208, 40658, 42984, 44864, 46168, 50112, 50472, 51939, 56781, 57312, 60987, 64476, 67296, 69252, 75168, 75708, 81316, 85968, 92336, 100944, 103878, 113562, 114624, 121974, 128952, 134592, 138504, 139499, 150336, 151416, 155817, 162632, 171936, 182961, 184672, 201888, 207756, 227124, 243948, 257904, 277008, 278998, 302832, 311634, 325264, 343872, 365922, 369344, 403776, 415512, 418497, 454248, 467451, 487896, 515808, 548883, 554016, 557996, 605664, 623268, 650528, 731844, 831024, 836994, 908496, 934902, 975792, 1031616, 1097766, 1108032, 1115992, 1211328, 1246536, 1255491, 1301056, 1463688, 1646649, 1662048, 1673988, 1816992, 1869804, 1951584, 2195532, 2231984, 2493072, 2510982, 2927376, 3293298, 3324096, 3347976, 3633984, 3739608, 3766473, 3903168, 4045471, 4391064, 4463968, 4986144, 5021964, 5854752, 6586596, 6695952, 7479216, 7532946, 8090942, 8782128, 8927936, 9972288, 10043928, 11299419, 11709504, 12136413, 13173192, 13391904, 14958432, 15065892, 16181884, 17564256, 20087856, 22598838, 24272826, 26346384, 26783808, 29916864, 30131784, 32363768, 35128512, 36409239, 40175712, 45197676, 48545652, 52692768, 60263568, 64727536, 72818478, 80351424, 90395352, 97091304, 105385536, 109227717, 120527136, 129455072, 145636956, 180790704, 194182608, 218455434, 241054272, 258910144, 291273912, 327683151, 361581408, 388365216, 436910868, 582547824, 655366302, 723162816, 776730432, 873821736, 1165095648, 1310732604, 1747643472, 2330191296, 2621465208, 3495286944, 5242930416, 6990573888, 10485860832, 20971721664]

約数ペア:

[(1, 20971721664), (2, 10485860832), (3, 6990573888), (4, 5242930416), (6, 3495286944), (8, 2621465208), (9, 2330191296), (12, 1747643472), (16, 1310732604), (18, 1165095648), (24, 873821736), (27, 776730432), (29, 723162816), (32, 655366302), (36, 582547824), (48, 436910868), (54, 388365216), (58, 361581408), (64, 327683151), (72, 291273912), (81, 258910144), (87, 241054272), (96, 218455434), (108, 194182608), (116, 180790704), (144, 145636956), (162, 129455072), (174, 120527136), (192, 109227717), (199, 105385536), (216, 97091304), (232, 90395352), (261, 80351424), (288, 72818478), (324, 64727536), (348, 60263568), (398, 52692768), (432, 48545652), (464, 45197676), (522, 40175712), (576, 36409239), (597, 35128512), (648, 32363768), (696, 30131784), (701, 29916864), (783, 26783808), (796, 26346384), (864, 24272826), (928, 22598838), (1044, 20087856), (1194, 17564256), (1296, 16181884), (1392, 15065892), (1402, 14958432), (1566, 13391904), (1592, 13173192), (1728, 12136413), (1791, 11709504), (1856, 11299419), (2088, 10043928), (2103, 9972288), (2349, 8927936), (2388, 8782128), (2592, 8090942), (2784, 7532946), (2804, 7479216), (3132, 6695952), (3184, 6586596), (3582, 5854752), (4176, 5021964), (4206, 4986144), (4698, 4463968), (4776, 4391064), (5184, 4045471), (5373, 3903168), (5568, 3766473), (5608, 3739608), (5771, 3633984), (6264, 3347976), (6309, 3324096), (6368, 3293298), (7164, 2927376), (8352, 2510982), (8412, 2493072), (9396, 2231984), (9552, 2195532), (10746, 1951584), (11216, 1869804), (11542, 1816992), (12528, 1673988), (12618, 1662048), (12736, 1646649), (14328, 1463688), (16119, 1301056), (16704, 1255491), (16824, 1246536), (17313, 1211328), (18792, 1115992), (18927, 1108032), (19104, 1097766), (20329, 1031616), (21492, 975792), (22432, 934902), (23084, 908496), (25056, 836994), (25236, 831024), (28656, 731844), (32238, 650528), (33648, 623268), (34626, 605664), (37584, 557996), (37854, 554016), (38208, 548883), (40658, 515808), (42984, 487896), (44864, 467451), (46168, 454248), (50112, 418497), (50472, 415512), (51939, 403776), (56781, 369344), (57312, 365922), (60987, 343872), (64476, 325264), (67296, 311634), (69252, 302832), (75168, 278998), (75708, 277008), (81316, 257904), (85968, 243948), (92336, 227124), (100944, 207756), (103878, 201888), (113562, 184672), (114624, 182961), (121974, 171936), (128952, 162632), (134592, 155817), (138504, 151416), (139499, 150336)]