20657474880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{797}}^1$

素因数の和:879

約数の個数: 672

約数和(自身を含む): 83184796800

約数和(自身を除く): 62527321920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 29, 30, 32, 35, 38, 40, 42, 48, 49, 56, 57, 58, 60, 64, 70, 76, 80, 84, 87, 95, 96, 98, 105, 112, 114, 116, 120, 133, 140, 145, 147, 152, 160, 168, 174, 190, 192, 196, 203, 210, 224, 228, 232, 240, 245, 266, 280, 285, 290, 294, 304, 320, 336, 348, 380, 392, 399, 406, 420, 435, 448, 456, 464, 480, 490, 532, 551, 560, 570, 580, 588, 608, 609, 665, 672, 696, 735, 760, 784, 797, 798, 812, 840, 870, 912, 928, 931, 960, 980, 1015, 1064, 1102, 1120, 1140, 1160, 1176, 1216, 1218, 1330, 1344, 1392, 1421, 1470, 1520, 1568, 1594, 1596, 1624, 1653, 1680, 1740, 1824, 1856, 1862, 1960, 1995, 2030, 2128, 2204, 2240, 2280, 2320, 2352, 2391, 2436, 2660, 2755, 2784, 2793, 2842, 2940, 3040, 3045, 3136, 3188, 3192, 3248, 3306, 3360, 3480, 3648, 3724, 3857, 3920, 3985, 3990, 4060, 4256, 4263, 4408, 4560, 4640, 4655, 4704, 4782, 4872, 5320, 5510, 5568, 5579, 5586, 5684, 5880, 6080, 6090, 6376, 6384, 6496, 6612, 6720, 6960, 7105, 7448, 7714, 7840, 7970, 7980, 8120, 8265, 8512, 8526, 8816, 9120, 9280, 9310, 9408, 9564, 9744, 10640, 11020, 11158, 11172, 11368, 11571, 11760, 11955, 12180, 12752, 12768, 12992, 13224, 13920, 13965, 14210, 14896, 15143, 15428, 15680, 15940, 15960, 16240, 16530, 16737, 17052, 17632, 18240, 18620, 19128, 19285, 19488, 21280, 21315, 22040, 22316, 22344, 22736, 23113, 23142, 23520, 23910, 24360, 25504, 25536, 26448, 26999, 27840, 27895, 27930, 28420, 29792, 30286, 30856, 31880, 31920, 32480, 33060, 33474, 34104, 35264, 37240, 38256, 38570, 38976, 39053, 42560, 42630, 44080, 44632, 44688, 45429, 45472, 46226, 46284, 47040, 47820, 48720, 51008, 52896, 53998, 55790, 55860, 56840, 57855, 59584, 60572, 61712, 63760, 63840, 64960, 66120, 66948, 68208, 69339, 74480, 75715, 76512, 77140, 78106, 80997, 83685, 85260, 88160, 89264, 89376, 90858, 90944, 92452, 92568, 95640, 97440, 105792, 106001, 107996, 111580, 111720, 113680, 115565, 115710, 117159, 121144, 123424, 127520, 127680, 132240, 133896, 134995, 136416, 138678, 148960, 151430, 153024, 154280, 156212, 161791, 161994, 167370, 170520, 176320, 178528, 178752, 181716, 184904, 185136, 191280, 194880, 195265, 212002, 215992, 223160, 223440, 227145, 227360, 231130, 231420, 234318, 242288, 246848, 255040, 264480, 267792, 269990, 272832, 277356, 297920, 302860, 308560, 312424, 318003, 323582, 323988, 334740, 341040, 346695, 357056, 363432, 369808, 370272, 382560, 390530, 404985, 424004, 431984, 439147, 446320, 446880, 454290, 454720, 462260, 462840, 468636, 484576, 485373, 528960, 530005, 535584, 539980, 554712, 585795, 605720, 617120, 624848, 636006, 647164, 647976, 669480, 682080, 693390, 726864, 739616, 740544, 742007, 765120, 781060, 808955, 809970, 848008, 863968, 878294, 892640, 893760, 908580, 924520, 925680, 937272, 969152, 970746, 1060010, 1071168, 1079960, 1109424, 1132537, 1171590, 1211440, 1234240, 1249696, 1272012, 1294328, 1295952, 1317441, 1338960, 1364160, 1386780, 1453728, 1479232, 1484014, 1562120, 1590015, 1617910, 1619940, 1696016, 1727936, 1756588, 1785280, 1817160, 1849040, 1851360, 1874544, 1941492, 2120020, 2159920, 2195735, 2218848, 2226021, 2265074, 2343180, 2422880, 2426865, 2499392, 2544024, 2588656, 2591904, 2634882, 2677920, 2773560, 2907456, 2968028, 3074029, 3124240, 3180030, 3235820, 3239880, 3392032, 3397611, 3513176, 3634320, 3698080, 3702720, 3710035, 3749088, 3882984, 4240040, 4319840, 4391470, 4437696, 4452042, 4530148, 4686360, 4845760, 4853730, 5088048, 5177312, 5183808, 5269764, 5355840, 5547120, 5662685, 5936056, 6148058, 6248480, 6360060, 6471640, 6479760, 6587205, 6784064, 6795222, 7026352, 7268640, 7396160, 7420070, 7498176, 7765968, 8480080, 8639680, 8782940, 8904084, 9060296, 9222087, 9372720, 9707460, 10176096, 10354624, 10539528, 11094240, 11130105, 11325370, 11872112, 12296116, 12496960, 12720120, 12943280, 12959520, 13174410, 13590444, 14052704, 14537280, 14840140, 15370145, 15531936, 16960160, 16988055, 17565880, 17808168, 18120592, 18444174, 18745440, 19414920, 20352192, 21079056, 21518203, 22188480, 22260210, 22650740, 23744224, 24592232, 25440240, 25886560, 25919040, 26348820, 27180888, 28105408, 29680280, 30740290, 31063872, 33920320, 33976110, 35131760, 35616336, 36241184, 36888348, 37490880, 38829840, 42158112, 43036406, 44520420, 45301480, 46110435, 47488448, 49184464, 50880480, 51773120, 52697640, 54361776, 59360560, 61480580, 64554609, 67952220, 70263520, 71232672, 72482368, 73776696, 77659680, 84316224, 86072812, 89040840, 90602960, 92220870, 98368928, 101760960, 105395280, 107591015, 108723552, 118721120, 122961160, 129109218, 135904440, 140527040, 142465344, 147553392, 155319360, 172145624, 178081680, 181205920, 184441740, 196737856, 210790560, 215182030, 217447104, 237442240, 245922320, 258218436, 271808880, 295106784, 322773045, 344291248, 356163360, 362411840, 368883480, 421581120, 430364060, 491844640, 516436872, 543617760, 590213568, 645546090, 688582496, 712326720, 737766960, 860728120, 983689280, 1032873744, 1087235520, 1291092180, 1377164992, 1475533920, 1721456240, 2065747488, 2582184360, 2951067840, 3442912480, 4131494976, 5164368720, 6885824960, 10328737440, 20657474880]

約数ペア:

[(1, 20657474880), (2, 10328737440), (3, 6885824960), (4, 5164368720), (5, 4131494976), (6, 3442912480), (7, 2951067840), (8, 2582184360), (10, 2065747488), (12, 1721456240), (14, 1475533920), (15, 1377164992), (16, 1291092180), (19, 1087235520), (20, 1032873744), (21, 983689280), (24, 860728120), (28, 737766960), (29, 712326720), (30, 688582496), (32, 645546090), (35, 590213568), (38, 543617760), (40, 516436872), (42, 491844640), (48, 430364060), (49, 421581120), (56, 368883480), (57, 362411840), (58, 356163360), (60, 344291248), (64, 322773045), (70, 295106784), (76, 271808880), (80, 258218436), (84, 245922320), (87, 237442240), (95, 217447104), (96, 215182030), (98, 210790560), (105, 196737856), (112, 184441740), (114, 181205920), (116, 178081680), (120, 172145624), (133, 155319360), (140, 147553392), (145, 142465344), (147, 140527040), (152, 135904440), (160, 129109218), (168, 122961160), (174, 118721120), (190, 108723552), (192, 107591015), (196, 105395280), (203, 101760960), 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16960160), (1330, 15531936), (1344, 15370145), (1392, 14840140), (1421, 14537280), (1470, 14052704), (1520, 13590444), (1568, 13174410), (1594, 12959520), (1596, 12943280), (1624, 12720120), (1653, 12496960), (1680, 12296116), (1740, 11872112), (1824, 11325370), (1856, 11130105), (1862, 11094240), (1960, 10539528), (1995, 10354624), (2030, 10176096), (2128, 9707460), (2204, 9372720), (2240, 9222087), (2280, 9060296), (2320, 8904084), (2352, 8782940), (2391, 8639680), (2436, 8480080), (2660, 7765968), (2755, 7498176), (2784, 7420070), (2793, 7396160), (2842, 7268640), (2940, 7026352), (3040, 6795222), (3045, 6784064), (3136, 6587205), (3188, 6479760), (3192, 6471640), (3248, 6360060), (3306, 6248480), (3360, 6148058), (3480, 5936056), (3648, 5662685), (3724, 5547120), (3857, 5355840), (3920, 5269764), (3985, 5183808), (3990, 5177312), (4060, 5088048), (4256, 4853730), (4263, 4845760), (4408, 4686360), (4560, 4530148), (4640, 4452042), (4655, 4437696), (4704, 4391470), (4782, 4319840), 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