20657925120

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{839}}^1$

素因数の和:1103

約数の個数: 352

約数和(自身を含む): 75932236800

約数和(自身を除く): 55274311680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 229, 240, 256, 280, 320, 336, 384, 420, 448, 458, 480, 512, 560, 640, 672, 687, 768, 839, 840, 896, 916, 960, 1024, 1120, 1145, 1280, 1344, 1374, 1536, 1603, 1678, 1680, 1792, 1832, 1920, 2240, 2290, 2517, 2560, 2688, 2748, 3072, 3206, 3356, 3360, 3435, 3584, 3664, 3840, 4195, 4480, 4580, 4809, 5034, 5120, 5376, 5496, 5873, 6412, 6712, 6720, 6870, 7168, 7328, 7680, 8015, 8390, 8960, 9160, 9618, 10068, 10752, 10992, 11746, 12585, 12824, 13424, 13440, 13740, 14656, 15360, 16030, 16780, 17619, 17920, 18320, 19236, 20136, 21504, 21984, 23492, 24045, 25170, 25648, 26848, 26880, 27480, 29312, 29365, 32060, 33560, 35238, 35840, 36640, 38472, 40272, 43968, 46984, 48090, 50340, 51296, 53696, 53760, 54960, 58624, 58730, 64120, 67120, 70476, 73280, 76944, 80544, 87936, 88095, 93968, 96180, 100680, 102592, 107392, 107520, 109920, 117248, 117460, 128240, 134240, 140952, 146560, 153888, 161088, 175872, 176190, 187936, 192131, 192360, 201360, 205184, 214784, 219840, 234496, 234920, 256480, 268480, 281904, 293120, 307776, 322176, 351744, 352380, 375872, 384262, 384720, 402720, 410368, 429568, 439680, 469840, 512960, 536960, 563808, 576393, 586240, 615552, 644352, 703488, 704760, 751744, 768524, 769440, 805440, 820736, 859136, 879360, 939680, 960655, 1025920, 1073920, 1127616, 1152786, 1172480, 1231104, 1288704, 1344917, 1409520, 1503488, 1537048, 1538880, 1610880, 1641472, 1758720, 1879360, 1921310, 2051840, 2147840, 2255232, 2305572, 2462208, 2577408, 2689834, 2819040, 2881965, 3006976, 3074096, 3077760, 3221760, 3517440, 3758720, 3842620, 4034751, 4103680, 4295680, 4510464, 4611144, 4924416, 5379668, 5638080, 5763930, 6013952, 6148192, 6155520, 6443520, 6724585, 7517440, 7685240, 8069502, 8207360, 9020928, 9222288, 10759336, 11276160, 11527860, 12296384, 12311040, 12887040, 13449170, 15034880, 15370480, 16139004, 18041856, 18444576, 20173755, 21518672, 22552320, 23055720, 24592768, 24622080, 26898340, 30069760, 30740960, 32278008, 36889152, 40347510, 43037344, 45104640, 46111440, 49185536, 53796680, 61481920, 64556016, 73778304, 80695020, 86074688, 90209280, 92222880, 98371072, 107593360, 122963840, 129112032, 147556608, 161390040, 172149376, 184445760, 196742144, 215186720, 245927680, 258224064, 295113216, 322780080, 344298752, 368891520, 430373440, 491855360, 516448128, 590226432, 645560160, 688597504, 737783040, 860746880, 983710720, 1032896256, 1291120320, 1377195008, 1475566080, 1721493760, 2065792512, 2582240640, 2951132160, 3442987520, 4131585024, 5164481280, 6885975040, 10328962560, 20657925120]

約数ペア:

[(1, 20657925120), (2, 10328962560), (3, 6885975040), (4, 5164481280), (5, 4131585024), (6, 3442987520), (7, 2951132160), (8, 2582240640), (10, 2065792512), (12, 1721493760), (14, 1475566080), (15, 1377195008), (16, 1291120320), (20, 1032896256), (21, 983710720), (24, 860746880), (28, 737783040), (30, 688597504), (32, 645560160), (35, 590226432), (40, 516448128), (42, 491855360), (48, 430373440), (56, 368891520), (60, 344298752), (64, 322780080), (70, 295113216), (80, 258224064), (84, 245927680), (96, 215186720), (105, 196742144), (112, 184445760), (120, 172149376), (128, 161390040), (140, 147556608), (160, 129112032), (168, 122963840), (192, 107593360), (210, 98371072), (224, 92222880), (229, 90209280), (240, 86074688), (256, 80695020), (280, 73778304), (320, 64556016), (336, 61481920), (384, 53796680), (420, 49185536), (448, 46111440), (458, 45104640), (480, 43037344), (512, 40347510), (560, 36889152), (640, 32278008), (672, 30740960), (687, 30069760), (768, 26898340), (839, 24622080), (840, 24592768), (896, 23055720), (916, 22552320), (960, 21518672), (1024, 20173755), (1120, 18444576), (1145, 18041856), (1280, 16139004), (1344, 15370480), (1374, 15034880), (1536, 13449170), (1603, 12887040), (1678, 12311040), (1680, 12296384), (1792, 11527860), (1832, 11276160), (1920, 10759336), (2240, 9222288), (2290, 9020928), (2517, 8207360), (2560, 8069502), (2688, 7685240), (2748, 7517440), (3072, 6724585), (3206, 6443520), (3356, 6155520), (3360, 6148192), (3435, 6013952), (3584, 5763930), (3664, 5638080), (3840, 5379668), (4195, 4924416), (4480, 4611144), (4580, 4510464), (4809, 4295680), (5034, 4103680), (5120, 4034751), (5376, 3842620), (5496, 3758720), (5873, 3517440), (6412, 3221760), (6712, 3077760), (6720, 3074096), (6870, 3006976), (7168, 2881965), (7328, 2819040), (7680, 2689834), (8015, 2577408), (8390, 2462208), (8960, 2305572), (9160, 2255232), (9618, 2147840), (10068, 2051840), (10752, 1921310), (10992, 1879360), (11746, 1758720), (12585, 1641472), (12824, 1610880), (13424, 1538880), (13440, 1537048), (13740, 1503488), (14656, 1409520), (15360, 1344917), (16030, 1288704), (16780, 1231104), (17619, 1172480), (17920, 1152786), (18320, 1127616), (19236, 1073920), (20136, 1025920), (21504, 960655), (21984, 939680), (23492, 879360), (24045, 859136), (25170, 820736), (25648, 805440), (26848, 769440), (26880, 768524), (27480, 751744), (29312, 704760), (29365, 703488), (32060, 644352), (33560, 615552), (35238, 586240), (35840, 576393), (36640, 563808), (38472, 536960), (40272, 512960), (43968, 469840), (46984, 439680), (48090, 429568), (50340, 410368), (51296, 402720), (53696, 384720), (53760, 384262), (54960, 375872), (58624, 352380), (58730, 351744), (64120, 322176), (67120, 307776), (70476, 293120), (73280, 281904), (76944, 268480), (80544, 256480), (87936, 234920), (88095, 234496), (93968, 219840), (96180, 214784), (100680, 205184), (102592, 201360), (107392, 192360), (107520, 192131), (109920, 187936), (117248, 176190), (117460, 175872), (128240, 161088), (134240, 153888), (140952, 146560)]