20484938880

素因数分解:

$2^7\times 3^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:679

約数の個数: 768

約数和(自身を含む): 86683484160

約数和(自身を除く): 66198545280

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, 243, 248, 252, 270, 279, 280, 288, 310, 315, 320, 324, 336, 360, 372, 378, 384, 405, 420, 432, 434, 448, 465, 480, 486, 496, 504, 540, 558, 560, 567, 576, 607, 620, 630, 640, 648, 651, 672, 720, 744, 756, 810, 837, 840, 864, 868, 896, 930, 945, 960, 972, 992, 1008, 1080, 1085, 1116, 1120, 1134, 1152, 1214, 1215, 1240, 1260, 1296, 1302, 1344, 1395, 1440, 1488, 1512, 1620, 1674, 1680, 1701, 1728, 1736, 1821, 1860, 1890, 1920, 1944, 1953, 1984, 2016, 2160, 2170, 2232, 2240, 2268, 2428, 2430, 2480, 2511, 2520, 2592, 2604, 2688, 2790, 2835, 2880, 2976, 3024, 3035, 3240, 3255, 3348, 3360, 3402, 3456, 3472, 3642, 3720, 3780, 3888, 3906, 3968, 4032, 4185, 4249, 4320, 4340, 4464, 4480, 4536, 4856, 4860, 4960, 5022, 5040, 5184, 5208, 5463, 5580, 5670, 5760, 5859, 5952, 6048, 6070, 6480, 6510, 6696, 6720, 6804, 6944, 7284, 7440, 7533, 7560, 7776, 7812, 8064, 8370, 8498, 8505, 8640, 8680, 8928, 9072, 9105, 9712, 9720, 9765, 9920, 10044, 10080, 10368, 10416, 10926, 11160, 11340, 11718, 11904, 12096, 12140, 12555, 12747, 12960, 13020, 13392, 13440, 13608, 13888, 14568, 14880, 15066, 15120, 15552, 15624, 16389, 16740, 16996, 17010, 17280, 17360, 17577, 17856, 18144, 18210, 18817, 19424, 19440, 19530, 19840, 20088, 20160, 20832, 21245, 21852, 22320, 22680, 23436, 24192, 24280, 25110, 25494, 25920, 26040, 26784, 27216, 27315, 27776, 29136, 29295, 29760, 30132, 30240, 31104, 31248, 32778, 33480, 33992, 34020, 34720, 35154, 35712, 36288, 36420, 37634, 37665, 38241, 38848, 38880, 39060, 40176, 40320, 41664, 42490, 43704, 44640, 45360, 46872, 48560, 49167, 50220, 50988, 51840, 52080, 52731, 53568, 54432, 54630, 56451, 58272, 58590, 59520, 60264, 60480, 62496, 63735, 65556, 66960, 67984, 68040, 69440, 70308, 72576, 72840, 75268, 75330, 76482, 77696, 77760, 78120, 80352, 81945, 83328, 84980, 87408, 87885, 89280, 90720, 93744, 94085, 97120, 98334, 100440, 101976, 104160, 105462, 107136, 108864, 109260, 112902, 114723, 116544, 117180, 120528, 120960, 124992, 127470, 131112, 131719, 133920, 135968, 136080, 138880, 140616, 145680, 147501, 150536, 150660, 152964, 155520, 156240, 160704, 163890, 169353, 169960, 174816, 175770, 178560, 181440, 187488, 188170, 191205, 194240, 196668, 200880, 203952, 208320, 210924, 217728, 218520, 225804, 229446, 233088, 234360, 241056, 245835, 249984, 254940, 262224, 263438, 263655, 267840, 271936, 272160, 281232, 282255, 291360, 295002, 301072, 301320, 305928, 312480, 321408, 327780, 338706, 339920, 344169, 349632, 351540, 362880, 374976, 376340, 382410, 388480, 393336, 395157, 401760, 407904, 416640, 421848, 437040, 451608, 458892, 468720, 482112, 491670, 508059, 509880, 524448, 526876, 527310, 535680, 543872, 544320, 562464, 564510, 573615, 582720, 590004, 602144, 602640, 611856, 624960, 655560, 658595, 677412, 679840, 688338, 699264, 703080, 737505, 749952, 752680, 764820, 786672, 790314, 803520, 815808, 843696, 846765, 874080, 903216, 917784, 937440, 964224, 983340, 1016118, 1019760, 1032507, 1048896, 1053752, 1054620, 1088640, 1124928, 1129020, 1147230, 1165440, 1180008, 1185471, 1204288, 1205280, 1223712, 1249920, 1311120, 1317190, 1354824, 1359680, 1376676, 1406160, 1475010, 1505360, 1524177, 1529640, 1573344, 1580628, 1607040, 1631616, 1687392, 1693530, 1720845, 1748160, 1806432, 1835568, 1874880, 1966680, 1975785, 2032236, 2039520, 2065014, 2097792, 2107504, 2109240, 2249856, 2258040, 2294460, 2360016, 2370942, 2408576, 2410560, 2447424, 2540295, 2622240, 2634380, 2709648, 2719360, 2753352, 2812320, 2950020, 3010720, 3048354, 3059280, 3146688, 3161256, 3374784, 3387060, 3441690, 3496320, 3556413, 3612864, 3671136, 3749760, 3933360, 3951570, 4064472, 4079040, 4130028, 4215008, 4218480, 4516080, 4572531, 4588920, 4720032, 4741884, 4821120, 4894848, 5080590, 5162535, 5244480, 5268760, 5419296, 5506704, 5624640, 5900040, 5927355, 6021440, 6096708, 6118560, 6293376, 6322512, 6749568, 6774120, 6883380, 7112826, 7225728, 7342272, 7620885, 7866720, 7903140, 8128944, 8158080, 8260056, 8430016, 8436960, 9032160, 9145062, 9177840, 9440064, 9483768, 10161180, 10325070, 10488960, 10537520, 10669239, 10838592, 11013408, 11249280, 11800080, 11854710, 12042880, 12193416, 12237120, 12645024, 13548240, 13766760, 14225652, 14684544, 15241770, 15733440, 15806280, 16257888, 16520112, 16860032, 16873920, 17782065, 18064320, 18290124, 18355680, 18880128, 18967536, 20322360, 20650140, 21075040, 21338478, 21677184, 22026816, 22862655, 23600160, 23709420, 24386832, 24474240, 25290048, 27096480, 27533520, 28451304, 30483540, 31466880, 31612560, 32007717, 32515776, 33040224, 33747840, 35564130, 36128640, 36580248, 36711360, 37935072, 40644720, 41300280, 42150080, 42676956, 44053632, 45725310, 47200320, 47418840, 48773664, 50580096, 53346195, 54192960, 55067040, 56902608, 60967080, 63225120, 64015434, 65031552, 66080448, 71128260, 73160496, 73422720, 75870144, 81289440, 82600560, 84300160, 85353912, 91450620, 94400640, 94837680, 97547328, 106692390, 108385920, 110134080, 113805216, 121934160, 126450240, 128030868, 132160896, 142256520, 146320992, 151740288, 160038585, 162578880, 165201120, 170707824, 182901240, 189675360, 195094656, 213384780, 220268160, 227610432, 243868320, 252900480, 256061736, 284513040, 292641984, 320077170, 325157760, 330402240, 341415648, 365802480, 379350720, 426769560, 455220864, 487736640, 512123472, 569026080, 585283968, 640154340, 660804480, 682831296, 731604960, 758701440, 853539120, 975473280, 1024246944, 1138052160, 1280308680, 1365662592, 1463209920, 1707078240, 2048493888, 2276104320, 2560617360, 2926419840, 3414156480, 4096987776, 5121234720, 6828312960, 10242469440, 20484938880]

約数ペア:

[(1, 20484938880), (2, 10242469440), (3, 6828312960), (4, 5121234720), (5, 4096987776), (6, 3414156480), (7, 2926419840), (8, 2560617360), (9, 2276104320), (10, 2048493888), (12, 1707078240), (14, 1463209920), (15, 1365662592), (16, 1280308680), (18, 1138052160), (20, 1024246944), (21, 975473280), (24, 853539120), (27, 758701440), (28, 731604960), (30, 682831296), (31, 660804480), (32, 640154340), (35, 585283968), (36, 569026080), (40, 512123472), (42, 487736640), (45, 455220864), (48, 426769560), (54, 379350720), (56, 365802480), (60, 341415648), (62, 330402240), (63, 325157760), (64, 320077170), (70, 292641984), (72, 284513040), (80, 256061736), (81, 252900480), (84, 243868320), (90, 227610432), (93, 220268160), (96, 213384780), (105, 195094656), (108, 189675360), (112, 182901240), (120, 170707824), (124, 165201120), (126, 162578880), (128, 160038585), (135, 151740288), (140, 146320992), (144, 142256520), (155, 132160896), (160, 128030868), (162, 126450240), (168, 121934160), (180, 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(972, 21075040), (992, 20650140), (1008, 20322360), (1080, 18967536), (1085, 18880128), (1116, 18355680), (1120, 18290124), (1134, 18064320), (1152, 17782065), (1214, 16873920), (1215, 16860032), (1240, 16520112), (1260, 16257888), (1296, 15806280), (1302, 15733440), (1344, 15241770), (1395, 14684544), (1440, 14225652), (1488, 13766760), (1512, 13548240), (1620, 12645024), (1674, 12237120), (1680, 12193416), (1701, 12042880), (1728, 11854710), (1736, 11800080), (1821, 11249280), (1860, 11013408), (1890, 10838592), (1920, 10669239), (1944, 10537520), (1953, 10488960), (1984, 10325070), (2016, 10161180), (2160, 9483768), (2170, 9440064), (2232, 9177840), (2240, 9145062), (2268, 9032160), (2428, 8436960), (2430, 8430016), (2480, 8260056), (2511, 8158080), (2520, 8128944), (2592, 7903140), (2604, 7866720), (2688, 7620885), (2790, 7342272), (2835, 7225728), (2880, 7112826), (2976, 6883380), (3024, 6774120), (3035, 6749568), (3240, 6322512), (3255, 6293376), (3348, 6118560), (3360, 6096708), (3402, 6021440), (3456, 5927355), (3472, 5900040), (3642, 5624640), (3720, 5506704), (3780, 5419296), (3888, 5268760), (3906, 5244480), (3968, 5162535), (4032, 5080590), (4185, 4894848), (4249, 4821120), (4320, 4741884), (4340, 4720032), (4464, 4588920), (4480, 4572531), (4536, 4516080), (4856, 4218480), (4860, 4215008), (4960, 4130028), (5022, 4079040), (5040, 4064472), (5184, 3951570), (5208, 3933360), (5463, 3749760), (5580, 3671136), (5670, 3612864), (5760, 3556413), (5859, 3496320), (5952, 3441690), (6048, 3387060), (6070, 3374784), (6480, 3161256), (6510, 3146688), (6696, 3059280), (6720, 3048354), (6804, 3010720), (6944, 2950020), (7284, 2812320), (7440, 2753352), (7533, 2719360), (7560, 2709648), (7776, 2634380), (7812, 2622240), (8064, 2540295), (8370, 2447424), (8498, 2410560), (8505, 2408576), (8640, 2370942), (8680, 2360016), (8928, 2294460), (9072, 2258040), (9105, 2249856), (9712, 2109240), (9720, 2107504), (9765, 2097792), (9920, 2065014), (10044, 2039520), (10080, 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