20831904000

素因数分解:

$2^8\times 3^6\times 5^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 1008

約数和(自身を含む): 83644404480

約数和(自身を除く): 62812500480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 32, 36, 38, 40, 45, 47, 48, 50, 54, 57, 60, 64, 72, 75, 76, 80, 81, 90, 94, 95, 96, 100, 108, 114, 120, 125, 128, 135, 141, 144, 150, 152, 160, 162, 171, 180, 188, 190, 192, 200, 216, 225, 228, 235, 240, 243, 250, 256, 270, 282, 285, 288, 300, 304, 320, 324, 342, 360, 375, 376, 380, 384, 400, 405, 423, 432, 450, 456, 470, 475, 480, 486, 500, 513, 540, 564, 570, 576, 600, 608, 640, 648, 675, 684, 705, 720, 729, 750, 752, 760, 768, 800, 810, 846, 855, 864, 893, 900, 912, 940, 950, 960, 972, 1000, 1026, 1080, 1125, 1128, 1140, 1152, 1175, 1200, 1215, 1216, 1269, 1280, 1296, 1350, 1368, 1410, 1425, 1440, 1458, 1500, 1504, 1520, 1539, 1600, 1620, 1692, 1710, 1728, 1786, 1800, 1824, 1880, 1900, 1920, 1944, 2000, 2025, 2052, 2115, 2160, 2250, 2256, 2280, 2304, 2350, 2375, 2400, 2430, 2432, 2538, 2565, 2592, 2679, 2700, 2736, 2820, 2850, 2880, 2916, 3000, 3008, 3040, 3078, 3200, 3240, 3375, 3384, 3420, 3456, 3525, 3572, 3600, 3645, 3648, 3760, 3800, 3807, 3840, 3888, 4000, 4050, 4104, 4230, 4275, 4320, 4465, 4500, 4512, 4560, 4617, 4700, 4750, 4800, 4860, 4864, 5076, 5130, 5184, 5358, 5400, 5472, 5640, 5700, 5760, 5832, 5875, 6000, 6016, 6075, 6080, 6156, 6345, 6400, 6480, 6750, 6768, 6840, 6912, 7050, 7125, 7144, 7200, 7290, 7296, 7520, 7600, 7614, 7695, 7776, 8000, 8037, 8100, 8208, 8460, 8550, 8640, 8930, 9000, 9024, 9120, 9234, 9400, 9500, 9600, 9720, 10125, 10152, 10260, 10368, 10575, 10716, 10800, 10944, 11280, 11400, 11421, 11520, 11664, 11750, 12000, 12032, 12150, 12160, 12312, 12690, 12825, 12960, 13395, 13500, 13536, 13680, 13851, 14100, 14250, 14288, 14400, 14580, 14592, 15040, 15200, 15228, 15390, 15552, 16000, 16074, 16200, 16416, 16920, 17100, 17280, 17625, 17860, 18000, 18048, 18225, 18240, 18468, 18800, 19000, 19035, 19200, 19440, 20250, 20304, 20520, 20736, 21150, 21375, 21432, 21600, 21888, 22325, 22560, 22800, 22842, 23085, 23328, 23500, 24000, 24111, 24300, 24320, 24624, 25380, 25650, 25920, 26790, 27000, 27072, 27360, 27702, 28200, 28500, 28576, 28800, 29160, 30080, 30375, 30400, 30456, 30780, 31104, 31725, 32000, 32148, 32400, 32832, 33840, 34200, 34263, 34560, 35250, 35720, 36000, 36096, 36450, 36480, 36936, 37600, 38000, 38070, 38475, 38880, 40185, 40500, 40608, 41040, 42300, 42750, 42864, 43200, 43776, 44650, 45120, 45600, 45684, 46170, 46656, 47000, 48000, 48222, 48600, 49248, 50760, 51300, 51840, 52875, 53580, 54000, 54144, 54720, 55404, 56400, 57000, 57105, 57152, 57600, 58320, 60160, 60750, 60800, 60912, 61560, 62208, 63450, 64125, 64296, 64800, 65664, 66975, 67680, 68400, 68526, 69255, 70500, 71440, 72000, 72333, 72900, 72960, 73872, 75200, 76000, 76140, 76950, 77760, 80370, 81000, 81216, 82080, 84600, 85500, 85728, 86400, 89300, 90240, 91125, 91200, 91368, 92340, 93312, 94000, 95175, 96000, 96444, 97200, 98496, 101520, 102600, 103680, 105750, 107160, 108000, 108288, 109440, 110808, 111625, 112800, 114000, 114210, 114304, 115425, 116640, 120555, 121500, 121600, 121824, 123120, 126900, 128250, 128592, 129600, 131328, 133950, 135360, 136800, 137052, 138510, 141000, 142880, 144000, 144666, 145800, 147744, 150400, 152000, 152280, 153900, 155520, 158625, 160740, 162000, 162432, 164160, 169200, 171000, 171315, 171456, 172800, 178600, 180480, 182250, 182400, 182736, 184680, 186624, 188000, 190350, 192375, 192888, 194400, 196992, 200925, 203040, 205200, 211500, 214320, 216000, 216999, 218880, 221616, 223250, 225600, 228000, 228420, 228608, 230850, 233280, 241110, 243000, 243648, 246240, 253800, 256500, 257184, 259200, 267900, 270720, 273600, 274104, 277020, 282000, 285525, 285760, 288000, 289332, 291600, 295488, 300800, 304000, 304560, 307800, 311040, 317250, 321480, 324000, 324864, 328320, 334875, 338400, 342000, 342630, 342912, 346275, 357200, 361665, 364500, 364800, 365472, 369360, 376000, 380700, 384750, 385776, 388800, 393984, 401850, 406080, 410400, 423000, 428640, 432000, 433998, 443232, 446500, 451200, 456000, 456840, 461700, 466560, 475875, 482220, 486000, 487296, 492480, 507600, 513000, 514368, 518400, 535800, 541440, 547200, 548208, 554040, 564000, 571050, 571520, 577125, 578664, 583200, 590976, 602775, 608000, 609120, 615600, 634500, 642960, 648000, 650997, 656640, 669750, 676800, 684000, 685260, 685824, 692550, 714400, 723330, 729000, 730944, 738720, 752000, 761400, 769500, 771552, 777600, 803700, 812160, 820800, 846000, 856575, 857280, 864000, 867996, 886464, 893000, 902400, 912000, 913680, 923400, 933120, 951750, 964440, 972000, 974592, 984960, 1004625, 1015200, 1026000, 1028736, 1071600, 1084995, 1094400, 1096416, 1108080, 1128000, 1142100, 1143040, 1154250, 1157328, 1166400, 1181952, 1205550, 1218240, 1231200, 1269000, 1285920, 1296000, 1301994, 1339500, 1353600, 1368000, 1370520, 1385100, 1427625, 1428800, 1446660, 1458000, 1461888, 1477440, 1504000, 1522800, 1539000, 1543104, 1555200, 1607400, 1624320, 1641600, 1692000, 1713150, 1714560, 1731375, 1735992, 1772928, 1786000, 1808325, 1824000, 1827360, 1846800, 1903500, 1928880, 1944000, 1969920, 2009250, 2030400, 2052000, 2057472, 2143200, 2169990, 2192832, 2216160, 2256000, 2284200, 2308500, 2314656, 2332800, 2411100, 2436480, 2462400, 2538000, 2571840, 2592000, 2603988, 2679000, 2707200, 2736000, 2741040, 2770200, 2855250, 2857600, 2893320, 2916000, 2923776, 2954880, 3013875, 3045600, 3078000, 3086208, 3214800, 3254985, 3283200, 3384000, 3426300, 3429120, 3462750, 3471984, 3545856, 3572000, 3616650, 3654720, 3693600, 3807000, 3857760, 3888000, 4018500, 4060800, 4104000, 4282875, 4286400, 4339980, 4385664, 4432320, 4512000, 4568400, 4617000, 4629312, 4665600, 4822200, 4872960, 4924800, 5076000, 5143680, 5207976, 5358000, 5424975, 5472000, 5482080, 5540400, 5710500, 5715200, 5786640, 5832000, 5909760, 6027750, 6091200, 6156000, 6172416, 6429600, 6509970, 6768000, 6852600, 6925500, 6943968, 7144000, 7233300, 7309440, 7387200, 7614000, 7715520, 7776000, 8037000, 8121600, 8208000, 8565750, 8572800, 8679960, 8771328, 8864640, 9041625, 9136800, 9234000, 9258624, 9644400, 9849600, 10152000, 10287360, 10415952, 10716000, 10849950, 10964160, 11080800, 11421000, 11573280, 11664000, 12055500, 12182400, 12312000, 12859200, 13019940, 13536000, 13705200, 13851000, 13887936, 14288000, 14466600, 14618880, 14774400, 15228000, 15431040, 16074000, 16274925, 16416000, 17131500, 17145600, 17359920, 17729280, 18083250, 18273600, 18468000, 18517248, 19288800, 20304000, 20831904, 21432000, 21699900, 21928320, 22161600, 22842000, 23146560, 23328000, 24111000, 24364800, 24624000, 25718400, 26039880, 27124875, 27410400, 27702000, 27775872, 28576000, 28933200, 29548800, 30456000, 30862080, 32148000, 32549850, 34263000, 34719840, 36166500, 36547200, 36936000, 38577600, 40608000, 41663808, 42864000, 43399800, 43856640, 44323200, 45684000, 46293120, 48222000, 49248000, 51436800, 52079760, 54249750, 54820800, 55404000, 55551744, 57866400, 60912000, 64296000, 65099700, 68526000, 69439680, 72333000, 73094400, 73872000, 77155200, 81374625, 83327616, 85728000, 86799600, 88646400, 91368000, 92586240, 96444000, 104159520, 108499500, 109641600, 110808000, 115732800, 121824000, 128592000, 130199400, 137052000, 138879360, 144666000, 147744000, 154310400, 162749250, 166655232, 173599200, 182736000, 192888000, 208319040, 216999000, 219283200, 221616000, 231465600, 257184000, 260398800, 274104000, 277758720, 289332000, 325498500, 347198400, 365472000, 385776000, 416638080, 433998000, 443232000, 462931200, 520797600, 548208000, 578664000, 650997000, 694396800, 771552000, 833276160, 867996000, 1041595200, 1096416000, 1157328000, 1301994000, 1388793600, 1735992000, 2083190400, 2314656000, 2603988000, 3471984000, 4166380800, 5207976000, 6943968000, 10415952000, 20831904000]

約数ペア:

[(1, 20831904000), (2, 10415952000), (3, 6943968000), (4, 5207976000), (5, 4166380800), (6, 3471984000), (8, 2603988000), (9, 2314656000), (10, 2083190400), (12, 1735992000), (15, 1388793600), (16, 1301994000), (18, 1157328000), (19, 1096416000), (20, 1041595200), (24, 867996000), (25, 833276160), (27, 771552000), (30, 694396800), (32, 650997000), (36, 578664000), (38, 548208000), (40, 520797600), (45, 462931200), (47, 443232000), (48, 433998000), (50, 416638080), (54, 385776000), (57, 365472000), (60, 347198400), (64, 325498500), (72, 289332000), (75, 277758720), (76, 274104000), (80, 260398800), (81, 257184000), (90, 231465600), (94, 221616000), (95, 219283200), (96, 216999000), (100, 208319040), (108, 192888000), (114, 182736000), (120, 173599200), (125, 166655232), (128, 162749250), (135, 154310400), (141, 147744000), (144, 144666000), (150, 138879360), (152, 137052000), (160, 130199400), (162, 128592000), (171, 121824000), (180, 115732800), (188, 110808000), (190, 109641600), 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