20921715360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:210

約数の個数: 1152

約数和(自身を含む): 92990177280

約数和(自身を除く): 72068461920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 43, 45, 47, 48, 52, 56, 60, 63, 65, 70, 72, 78, 79, 80, 84, 86, 90, 91, 94, 96, 104, 105, 112, 117, 120, 126, 129, 130, 140, 141, 144, 156, 158, 160, 168, 172, 180, 182, 188, 195, 208, 210, 215, 224, 234, 235, 237, 240, 252, 258, 260, 273, 280, 282, 288, 301, 312, 315, 316, 329, 336, 344, 360, 364, 376, 387, 390, 395, 416, 420, 423, 430, 455, 468, 470, 474, 480, 504, 516, 520, 546, 553, 559, 560, 564, 585, 602, 611, 624, 630, 632, 645, 658, 672, 688, 705, 711, 720, 728, 752, 774, 780, 790, 819, 840, 846, 860, 903, 910, 936, 940, 948, 987, 1008, 1027, 1032, 1040, 1092, 1106, 1118, 1120, 1128, 1170, 1185, 1204, 1222, 1248, 1260, 1264, 1290, 1316, 1365, 1376, 1410, 1422, 1440, 1456, 1504, 1505, 1548, 1560, 1580, 1638, 1645, 1659, 1677, 1680, 1692, 1720, 1806, 1820, 1833, 1872, 1880, 1896, 1935, 1974, 2016, 2021, 2054, 2064, 2080, 2115, 2184, 2212, 2236, 2256, 2340, 2370, 2408, 2444, 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16770, 16920, 16985, 17108, 17696, 17888, 18060, 18189, 18330, 18486, 18565, 18720, 18960, 19552, 19565, 19740, 19908, 20124, 20210, 20382, 20540, 20640, 21385, 21567, 21672, 21840, 21996, 22120, 22278, 22360, 22560, 22752, 23478, 23688, 23779, 24080, 24252, 24440, 24648, 24885, 25155, 25662, 25991, 26208, 26273, 26320, 26544, 26832, 27090, 27176, 27495, 28294, 28440, 28756, 28896, 29328, 29610, 29704, 30315, 30573, 30810, 30960, 31304, 31584, 32336, 32760, 32864, 33180, 33417, 33540, 33840, 33970, 34216, 35217, 35945, 36120, 36378, 36660, 36972, 37130, 37920, 38493, 39130, 39480, 39816, 40248, 40420, 40764, 41080, 42441, 42770, 43134, 43344, 43680, 43992, 44161, 44240, 44556, 44720, 46215, 46956, 47376, 47558, 48160, 48269, 48504, 48880, 49296, 49770, 50310, 50955, 51324, 51982, 52546, 52640, 53088, 53664, 54180, 54352, 54990, 55695, 56588, 56880, 57512, 58656, 58695, 59220, 59408, 60630, 61146, 61620, 61920, 62608, 64155, 64672, 64701, 65520, 66360, 66834, 67080, 67680, 67940, 68432, 70434, 70735, 71337, 71890, 72240, 72756, 73320, 73944, 74260, 76986, 77973, 78260, 78819, 78960, 79632, 80496, 80840, 81528, 82160, 84882, 85540, 86268, 86688, 87984, 88322, 88480, 89112, 89440, 90945, 92430, 93912, 94752, 95116, 96538, 97008, 97760, 98592, 99540, 100620, 101910, 102648, 103964, 105092, 107835, 108360, 108704, 109980, 111390, 113176, 113760, 115024, 117390, 118440, 118816, 118895, 121260, 122292, 123240, 125216, 127323, 128310, 129402, 129955, 131040, 131365, 132483, 132720, 133668, 134160, 135880, 136864, 140868, 141470, 142674, 143780, 144480, 144807, 145512, 146640, 147888, 148520, 152865, 153972, 155946, 156520, 157638, 157920, 159264, 159659, 160992, 161680, 163056, 164320, 167085, 169764, 171080, 172536, 175968, 176085, 176644, 178224, 181890, 183911, 184860, 187824, 190232, 192465, 193076, 194016, 199080, 201240, 203820, 205296, 207928, 210184, 212205, 214011, 215670, 216720, 219960, 220805, 222780, 226352, 230048, 233919, 234780, 236457, 236880, 237790, 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831712, 840736, 848820, 856044, 862680, 868842, 879840, 883220, 891120, 919555, 927381, 935676, 939120, 945828, 951160, 957954, 965380, 970080, 978336, 1013649, 1018584, 1026480, 1035216, 1039640, 1050920, 1059864, 1069344, 1070055, 1103466, 1117613, 1126944, 1131760, 1141392, 1150240, 1158456, 1169595, 1182285, 1222920, 1231776, 1236508, 1247568, 1261104, 1273230, 1277272, 1294020, 1324830, 1336680, 1351532, 1358112, 1408680, 1413152, 1426740, 1436931, 1448070, 1455120, 1471288, 1478880, 1539720, 1544608, 1545635, 1559460, 1576380, 1589796, 1596590, 1630560, 1655199, 1689415, 1697640, 1712088, 1725360, 1737684, 1766440, 1782240, 1839110, 1854762, 1871352, 1878240, 1891656, 1902320, 1915908, 1930760, 1987245, 2027298, 2037168, 2052960, 2070432, 2075567, 2079280, 2101840, 2119728, 2140110, 2172105, 2206932, 2235226, 2263520, 2282784, 2316912, 2339190, 2364570, 2394885, 2445840, 2473016, 2495136, 2522208, 2546460, 2554544, 2588040, 2649660, 2673360, 2703064, 2758665, 2782143, 2817360, 2853480, 2873862, 2896140, 2910240, 2942576, 3040947, 3079440, 3091270, 3118920, 3152760, 3179592, 3193180, 3310398, 3352839, 3378830, 3395280, 3424176, 3450720, 3475368, 3532880, 3678220, 3709524, 3742704, 3783312, 3804640, 3831816, 3861520, 3974490, 4054596, 4074336, 4151134, 4158560, 4203680, 4239456, 4280220, 4344210, 4413864, 4470452, 4633824, 4636905, 4678380, 4729140, 4789770, 4891680, 4946032, 5068245, 5092920, 5109088, 5176080, 5299320, 5346720, 5406128, 5517330, 5564286, 5588065, 5634720, 5706960, 5747724, 5792280, 5885152, 6081894, 6158880, 6182540, 6226701, 6237840, 6305520, 6359184, 6386360, 6620796, 6705678, 6757660, 6790560, 6848352, 6950736, 7065760, 7184655, 7356440, 7419048, 7485408, 7566624, 7663632, 7723040, 7948980, 8109192, 8275995, 8302268, 8560440, 8688420, 8827728, 8940904, 9273810, 9356760, 9458280, 9579540, 9892064, 10058517, 10136490, 10185840, 10352160, 10377835, 10598640, 10812256, 11034660, 11128572, 11176130, 11413920, 11495448, 11584560, 12163788, 12365080, 12453402, 12475680, 12611040, 12718368, 12772720, 13241592, 13411356, 13515320, 13901472, 13910715, 14369310, 14528969, 14712880, 14838096, 15204735, 15327264, 15897960, 16218384, 16551990, 16604536, 16764195, 17120880, 17376840, 17655456, 17881808, 18547620, 18680103, 18713520, 18916560, 19159080, 20117034, 20272980, 20371680, 20755670, 21197280, 22069320, 22257144, 22352260, 22990896, 23169120, 24327576, 24730160, 24906804, 25545440, 26483184, 26822712, 27030640, 27821430, 28738620, 29057938, 29425760, 29676192, 30409470, 31133505, 31795920, 32436768, 33103980, 33209072, 33528390, 34241760, 34753680, 35763616, 37095240, 37360206, 37427040, 37833120, 38318160, 40234068, 40545960, 41511340, 43586907, 44138640, 44514288, 44704520, 45981792, 48655152, 49460320, 49813608, 50292585, 52966368, 53645424, 54061280, 55642860, 57477240, 58115876, 60818940, 62267010, 63591840, 66207960, 66418144, 67056780, 69507360, 72644845, 74190480, 74720412, 76636320, 80468136, 81091920, 83022680, 87173814, 88277280, 89028576, 89409040, 93400515, 97310304, 99627216, 100585170, 107290848, 111285720, 114954480, 116231752, 121637880, 124534020, 130760721, 132415920, 134113560, 145289690, 148380960, 149440824, 160936272, 162183840, 166045360, 174347628, 178818080, 186801030, 199254432, 201170340, 217934535, 222571440, 229908960, 232463504, 243275760, 249068040, 261521442, 264831840, 268227120, 290579380, 298881648, 321872544, 332090720, 348695256, 373602060, 402340680, 435869070, 445142880, 464927008, 486551520, 498136080, 523042884, 536454240, 581158760, 597763296, 653803605, 697390512, 747204120, 804681360, 871738140, 996272160, 1046085768, 1162317520, 1307607210, 1394781024, 1494408240, 1609362720, 1743476280, 2092171536, 2324635040, 2615214420, 2988816480, 3486952560, 4184343072, 5230428840, 6973905120, 10460857680, 20921715360]

約数ペア:

[(1, 20921715360), (2, 10460857680), (3, 6973905120), (4, 5230428840), (5, 4184343072), (6, 3486952560), (7, 2988816480), (8, 2615214420), (9, 2324635040), (10, 2092171536), (12, 1743476280), (13, 1609362720), (14, 1494408240), (15, 1394781024), (16, 1307607210), (18, 1162317520), (20, 1046085768), (21, 996272160), (24, 871738140), (26, 804681360), (28, 747204120), (30, 697390512), (32, 653803605), (35, 597763296), (36, 581158760), (39, 536454240), (40, 523042884), (42, 498136080), (43, 486551520), (45, 464927008), (47, 445142880), (48, 435869070), (52, 402340680), (56, 373602060), (60, 348695256), (63, 332090720), (65, 321872544), (70, 298881648), (72, 290579380), (78, 268227120), (79, 264831840), (80, 261521442), (84, 249068040), (86, 243275760), (90, 232463504), (91, 229908960), (94, 222571440), (96, 217934535), (104, 201170340), (105, 199254432), (112, 186801030), (117, 178818080), (120, 174347628), (126, 166045360), (129, 162183840), (130, 160936272), (140, 149440824), (141, 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12611040), (1677, 12475680), (1680, 12453402), (1692, 12365080), (1720, 12163788), (1806, 11584560), (1820, 11495448), (1833, 11413920), (1872, 11176130), (1880, 11128572), (1896, 11034660), (1935, 10812256), (1974, 10598640), (2016, 10377835), (2021, 10352160), (2054, 10185840), (2064, 10136490), (2080, 10058517), (2115, 9892064), (2184, 9579540), (2212, 9458280), (2236, 9356760), (2256, 9273810), (2340, 8940904), (2370, 8827728), (2408, 8688420), (2444, 8560440), (2520, 8302268), (2528, 8275995), (2580, 8109192), (2632, 7948980), (2709, 7723040), (2730, 7663632), (2765, 7566624), (2795, 7485408), (2820, 7419048), (2844, 7356440), (2912, 7184655), (2961, 7065760), (3010, 6950736), (3055, 6848352), (3081, 6790560), (3096, 6757660), (3120, 6705678), (3160, 6620796), (3276, 6386360), (3290, 6359184), (3318, 6305520), (3354, 6237840), (3360, 6226701), (3384, 6182540), (3397, 6158880), (3440, 6081894), (3555, 5885152), (3612, 5792280), (3640, 5747724), (3666, 5706960), (3713, 5634720), (3744, 5588065), (3760, 5564286), (3792, 5517330), (3870, 5406128), (3913, 5346720), (3948, 5299320), (4042, 5176080), (4095, 5109088), (4108, 5092920), (4128, 5068245), (4230, 4946032), (4277, 4891680), (4368, 4789770), (4424, 4729140), (4472, 4678380), (4512, 4636905), (4515, 4633824), (4680, 4470452), (4740, 4413864), (4816, 4344210), (4888, 4280220), (4935, 4239456), (4977, 4203680), (5031, 4158560), (5040, 4151134), (5135, 4074336), (5160, 4054596), (5264, 3974490), (5418, 3861520), (5460, 3831816), (5499, 3804640), (5530, 3783312), (5590, 3742704), (5640, 3709524), (5688, 3678220), (5922, 3532880), (6020, 3475368), (6063, 3450720), (6110, 3424176), (6162, 3395280), (6192, 3378830), (6240, 3352839), (6320, 3310398), (6552, 3193180), (6580, 3179592), (6636, 3152760), (6708, 3118920), (6768, 3091270), (6794, 3079440), (6880, 3040947), (7110, 2942576), (7189, 2910240), (7224, 2896140), (7280, 2873862), (7332, 2853480), (7426, 2817360), (7520, 2782143), (7584, 2758665), (7740, 2703064), (7826, 2673360), (7896, 2649660), (8084, 2588040), (8190, 2554544), (8216, 2546460), (8295, 2522208), (8385, 2495136), (8460, 2473016), (8554, 2445840), (8736, 2394885), (8848, 2364570), (8944, 2339190), (9030, 2316912), (9165, 2282784), (9243, 2263520), (9360, 2235226), (9480, 2206932), (9632, 2172105), (9776, 2140110), (9870, 2119728), (9954, 2101840), (10062, 2079280), (10080, 2075567), (10105, 2070432), (10191, 2052960), (10270, 2037168), (10320, 2027298), (10528, 1987245), (10836, 1930760), (10920, 1915908), (10998, 1902320), (11060, 1891656), (11139, 1878240), (11180, 1871352), (11280, 1854762), (11376, 1839110), (11739, 1782240), (11844, 1766440), (12040, 1737684), (12126, 1725360), (12220, 1712088), (12324, 1697640), (12384, 1689415), (12640, 1655199), (12831, 1630560), (13104, 1596590), (13160, 1589796), (13272, 1576380), (13416, 1559460), (13536, 1545635), (13545, 1544608), (13588, 1539720), (14147, 1478880), (14220, 1471288), (14378, 1455120), (14448, 1448070), 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