20507437440

素因数分解:

$2^7\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1892

約数の個数: 640

約数和(自身を含む): 86445342720

約数和(自身を除く): 65937905280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 64, 70, 72, 80, 81, 84, 90, 93, 96, 105, 108, 112, 120, 124, 126, 128, 135, 140, 144, 155, 160, 162, 168, 180, 186, 189, 192, 210, 216, 217, 224, 240, 248, 252, 270, 279, 280, 288, 310, 315, 320, 324, 336, 360, 372, 378, 384, 405, 420, 432, 434, 448, 465, 480, 496, 504, 540, 558, 560, 567, 576, 620, 630, 640, 648, 651, 672, 720, 744, 756, 810, 837, 840, 864, 868, 896, 930, 945, 960, 992, 1008, 1080, 1085, 1116, 1120, 1134, 1152, 1240, 1260, 1296, 1302, 1344, 1395, 1440, 1488, 1512, 1620, 1674, 1680, 1728, 1736, 1823, 1860, 1890, 1920, 1953, 1984, 2016, 2160, 2170, 2232, 2240, 2268, 2480, 2511, 2520, 2592, 2604, 2688, 2790, 2835, 2880, 2976, 3024, 3240, 3255, 3348, 3360, 3456, 3472, 3646, 3720, 3780, 3906, 3968, 4032, 4185, 4320, 4340, 4464, 4480, 4536, 4960, 5022, 5040, 5184, 5208, 5469, 5580, 5670, 5760, 5859, 5952, 6048, 6480, 6510, 6696, 6720, 6944, 7292, 7440, 7560, 7812, 8064, 8370, 8640, 8680, 8928, 9072, 9115, 9765, 9920, 10044, 10080, 10368, 10416, 10938, 11160, 11340, 11718, 11904, 12096, 12555, 12761, 12960, 13020, 13392, 13440, 13888, 14584, 14880, 15120, 15624, 16407, 16740, 17280, 17360, 17577, 17856, 18144, 18230, 19530, 19840, 20088, 20160, 20832, 21876, 22320, 22680, 23436, 24192, 25110, 25522, 25920, 26040, 26784, 27345, 27776, 29168, 29295, 29760, 30240, 31248, 32814, 33480, 34720, 35154, 35712, 36288, 36460, 38283, 39060, 40176, 40320, 41664, 43752, 44640, 45360, 46872, 49221, 50220, 51044, 51840, 52080, 53568, 54690, 56513, 58336, 58590, 59520, 60480, 62496, 63805, 65628, 66960, 69440, 70308, 72576, 72920, 76566, 78120, 80352, 82035, 83328, 87504, 87885, 89280, 90720, 93744, 98442, 100440, 102088, 104160, 107136, 109380, 113026, 114849, 116672, 117180, 120960, 124992, 127610, 131256, 133920, 138880, 140616, 145840, 147663, 153132, 156240, 160704, 164070, 169539, 175008, 175770, 178560, 181440, 187488, 191415, 196884, 200880, 204176, 208320, 218760, 226052, 229698, 233344, 234360, 246105, 249984, 255220, 262512, 267840, 281232, 282565, 291680, 295326, 306264, 312480, 321408, 328140, 339078, 344547, 350016, 351540, 362880, 374976, 382830, 393768, 395591, 401760, 408352, 416640, 437520, 452104, 459396, 468720, 492210, 508617, 510440, 525024, 535680, 562464, 565130, 574245, 583360, 590652, 612528, 624960, 656280, 678156, 689094, 700032, 703080, 738315, 749952, 765660, 787536, 791182, 803520, 816704, 847695, 875040, 904208, 918792, 937440, 984420, 1017234, 1020880, 1033641, 1050048, 1124928, 1130260, 1148490, 1166720, 1181304, 1186773, 1225056, 1249920, 1312560, 1356312, 1378188, 1406160, 1476630, 1525851, 1531320, 1575072, 1582364, 1607040, 1633408, 1695390, 1722735, 1750080, 1808416, 1837584, 1874880, 1968840, 1977955, 2034468, 2041760, 2067282, 2100096, 2249856, 2260520, 2296980, 2362608, 2373546, 2450112, 2543085, 2625120, 2712624, 2756376, 2812320, 2953260, 3051702, 3062640, 3150144, 3164728, 3390780, 3445470, 3500160, 3560319, 3616832, 3675168, 3749760, 3937680, 3955910, 4068936, 4083520, 4134564, 4521040, 4577553, 4593960, 4725216, 4747092, 4900224, 5086170, 5168205, 5250240, 5425248, 5512752, 5624640, 5906520, 5933865, 6103404, 6125280, 6300288, 6329456, 6781560, 6890940, 7120638, 7233664, 7350336, 7629255, 7875360, 7911820, 8137872, 8167040, 8269128, 9042080, 9155106, 9187920, 9450432, 9494184, 10172340, 10336410, 10500480, 10680957, 10850496, 11025504, 11249280, 11813040, 11867730, 12206808, 12250560, 12658912, 13563120, 13781880, 14241276, 14700672, 15258510, 15750720, 15823640, 16275744, 16538256, 17801595, 18084160, 18310212, 18375840, 18900864, 18988368, 20344680, 20672820, 21361914, 21700992, 22051008, 22887765, 23626080, 23735460, 24413616, 24501120, 25317824, 27126240, 27563760, 28482552, 30517020, 31501440, 31647280, 32042871, 32551488, 33076512, 35603190, 36168320, 36620424, 36751680, 37976736, 40689360, 41345640, 42723828, 44102016, 45775530, 47252160, 47470920, 48827232, 50635648, 53404785, 54252480, 55127520, 56965104, 61034040, 63294560, 64085742, 65102976, 66153024, 71206380, 73240848, 73503360, 75953472, 81378720, 82691280, 85447656, 91551060, 94504320, 94941840, 97654464, 106809570, 108504960, 110255040, 113930208, 122068080, 126589120, 128171484, 132306048, 142412760, 146481696, 151906944, 160214355, 162757440, 165382560, 170895312, 183102120, 189883680, 195308928, 213619140, 220510080, 227860416, 244136160, 253178240, 256342968, 284825520, 292963392, 320428710, 325514880, 330765120, 341790624, 366204240, 379767360, 427238280, 455720832, 488272320, 512685936, 569651040, 585926784, 640857420, 661530240, 683581248, 732408480, 759534720, 854476560, 976544640, 1025371872, 1139302080, 1281714840, 1367162496, 1464816960, 1708953120, 2050743744, 2278604160, 2563429680, 2929633920, 3417906240, 4101487488, 5126859360, 6835812480, 10253718720, 20507437440]

約数ペア:

[(1, 20507437440), (2, 10253718720), (3, 6835812480), (4, 5126859360), (5, 4101487488), (6, 3417906240), (7, 2929633920), (8, 2563429680), (9, 2278604160), (10, 2050743744), (12, 1708953120), (14, 1464816960), (15, 1367162496), (16, 1281714840), (18, 1139302080), (20, 1025371872), (21, 976544640), (24, 854476560), (27, 759534720), (28, 732408480), (30, 683581248), (31, 661530240), (32, 640857420), (35, 585926784), (36, 569651040), (40, 512685936), (42, 488272320), (45, 455720832), (48, 427238280), (54, 379767360), (56, 366204240), (60, 341790624), (62, 330765120), (63, 325514880), (64, 320428710), (70, 292963392), (72, 284825520), (80, 256342968), (81, 253178240), (84, 244136160), (90, 227860416), (93, 220510080), (96, 213619140), (105, 195308928), (108, 189883680), (112, 183102120), (120, 170895312), (124, 165382560), (126, 162757440), (128, 160214355), (135, 151906944), (140, 146481696), (144, 142412760), (155, 132306048), (160, 128171484), (162, 126589120), (168, 122068080), (180, 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18988368), (1085, 18900864), (1116, 18375840), (1120, 18310212), (1134, 18084160), (1152, 17801595), (1240, 16538256), (1260, 16275744), (1296, 15823640), (1302, 15750720), (1344, 15258510), (1395, 14700672), (1440, 14241276), (1488, 13781880), (1512, 13563120), (1620, 12658912), (1674, 12250560), (1680, 12206808), (1728, 11867730), (1736, 11813040), (1823, 11249280), (1860, 11025504), (1890, 10850496), (1920, 10680957), (1953, 10500480), (1984, 10336410), (2016, 10172340), (2160, 9494184), (2170, 9450432), (2232, 9187920), (2240, 9155106), (2268, 9042080), (2480, 8269128), (2511, 8167040), (2520, 8137872), (2592, 7911820), (2604, 7875360), (2688, 7629255), (2790, 7350336), (2835, 7233664), (2880, 7120638), (2976, 6890940), (3024, 6781560), (3240, 6329456), (3255, 6300288), (3348, 6125280), (3360, 6103404), (3456, 5933865), (3472, 5906520), (3646, 5624640), (3720, 5512752), (3780, 5425248), (3906, 5250240), (3968, 5168205), (4032, 5086170), (4185, 4900224), (4320, 4747092), (4340, 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