20669201280

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:931

約数の個数: 768

約数和(自身を含む): 89820057600

約数和(自身を除く): 69150856320

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, 45, 47, 48, 52, 56, 60, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 94, 96, 104, 105, 112, 117, 120, 126, 128, 130, 140, 141, 144, 156, 160, 168, 180, 182, 188, 192, 195, 208, 210, 224, 234, 235, 240, 252, 260, 273, 280, 282, 288, 312, 315, 320, 329, 336, 360, 364, 376, 384, 390, 416, 420, 423, 448, 455, 468, 470, 480, 504, 520, 546, 560, 564, 576, 585, 611, 624, 630, 640, 658, 672, 705, 720, 728, 752, 780, 819, 832, 839, 840, 846, 896, 910, 936, 940, 960, 987, 1008, 1040, 1092, 1120, 1128, 1152, 1170, 1222, 1248, 1260, 1316, 1344, 1365, 1410, 1440, 1456, 1504, 1560, 1638, 1645, 1664, 1678, 1680, 1692, 1820, 1833, 1872, 1880, 1920, 1974, 2016, 2080, 2115, 2184, 2240, 2256, 2340, 2444, 2496, 2517, 2520, 2632, 2688, 2730, 2820, 2880, 2912, 2961, 3008, 3055, 3120, 3276, 3290, 3356, 3360, 3384, 3640, 3666, 3744, 3760, 3948, 4032, 4095, 4160, 4195, 4230, 4277, 4368, 4480, 4512, 4680, 4888, 4935, 4992, 5034, 5040, 5264, 5460, 5499, 5640, 5760, 5824, 5873, 5922, 6016, 6110, 6240, 6552, 6580, 6712, 6720, 6768, 7280, 7332, 7488, 7520, 7551, 7896, 8064, 8190, 8320, 8390, 8460, 8554, 8736, 9024, 9165, 9360, 9776, 9870, 10068, 10080, 10528, 10907, 10920, 10998, 11280, 11648, 11746, 11844, 12220, 12480, 12585, 12831, 13104, 13160, 13424, 13440, 13536, 14560, 14664, 14805, 14976, 15040, 15102, 15792, 16380, 16780, 16920, 17108, 17472, 17619, 18048, 18330, 18720, 19552, 19740, 20136, 20160, 21056, 21385, 21814, 21840, 21996, 22560, 23492, 23688, 24440, 24960, 25170, 25662, 26208, 26320, 26848, 27072, 27495, 29120, 29328, 29365, 29610, 30080, 30204, 31584, 32721, 32760, 33560, 33840, 34216, 34944, 35238, 36660, 37440, 37755, 38493, 39104, 39433, 39480, 40272, 40320, 42112, 42770, 43628, 43680, 43992, 45120, 46984, 47376, 48880, 50340, 51324, 52416, 52640, 52857, 53696, 54144, 54535, 54990, 58240, 58656, 58730, 59220, 60408, 63168, 64155, 65442, 65520, 67120, 67680, 68432, 70476, 73320, 74880, 75510, 76349, 76986, 78208, 78866, 78960, 80544, 85540, 87256, 87360, 87984, 88095, 90240, 93968, 94752, 97760, 98163, 100680, 102648, 104832, 105280, 105714, 107392, 109070, 109980, 117312, 117460, 118299, 118440, 120816, 126336, 128310, 130884, 131040, 134240, 135360, 136864, 140952, 146640, 151020, 152698, 153972, 157732, 157920, 161088, 163605, 171080, 174512, 174720, 175968, 176190, 187936, 189504, 192465, 195520, 196326, 197165, 201360, 205296, 210560, 211428, 218140, 219960, 229047, 234624, 234920, 236598, 236880, 241632, 256620, 261768, 262080, 264285, 268480, 270720, 273728, 276031, 281904, 293280, 302040, 305396, 307944, 315464, 315840, 322176, 327210, 342160, 349024, 351936, 352380, 354897, 375872, 379008, 381745, 384930, 391040, 392652, 394330, 402720, 410592, 422856, 436280, 439920, 458094, 469840, 473196, 473760, 483264, 490815, 512629, 513240, 523536, 524160, 528570, 536960, 547456, 552062, 563808, 586560, 591495, 604080, 610792, 615888, 630928, 631680, 654420, 684320, 687141, 698048, 703872, 704760, 709794, 751744, 763490, 769860, 785304, 788660, 805440, 821184, 828093, 845712, 872560, 879840, 916188, 939680, 946392, 947520, 966528, 981630, 1025258, 1026480, 1047072, 1057140, 1104124, 1127616, 1145235, 1173120, 1182990, 1208160, 1221584, 1231776, 1261856, 1308840, 1368640, 1374282, 1380155, 1396096, 1409520, 1419588, 1526980, 1537887, 1539720, 1570608, 1577320, 1610880, 1642368, 1656186, 1691424, 1745120, 1759680, 1774485, 1832376, 1879360, 1892784, 1895040, 1963260, 2050516, 2052960, 2094144, 2114280, 2208248, 2255232, 2290470, 2365980, 2416320, 2443168, 2463552, 2484279, 2523712, 2563145, 2617680, 2737280, 2748564, 2760310, 2819040, 2839176, 3053960, 3075774, 3079440, 3141216, 3154640, 3312372, 3382848, 3435705, 3490240, 3519360, 3548970, 3588403, 3664752, 3758720, 3785568, 3926520, 4101032, 4105920, 4140465, 4188288, 4228560, 4416496, 4580940, 4613661, 4731960, 4832640, 4886336, 4927104, 4968558, 5047424, 5126290, 5235360, 5497128, 5520620, 5638080, 5678352, 6107920, 6151548, 6158880, 6282432, 6309280, 6624744, 6765696, 6871410, 6980480, 7097940, 7176806, 7329504, 7571136, 7689435, 7853040, 8202064, 8211840, 8280930, 8457120, 8832992, 9161880, 9227322, 9463920, 9772672, 9937116, 10252580, 10470720, 10765209, 10994256, 11041240, 11276160, 11356704, 12215840, 12303096, 12317760, 12421395, 12564864, 12618560, 13249488, 13742820, 14195880, 14353612, 14659008, 15142272, 15378870, 15706080, 16404128, 16561860, 16914240, 17665984, 17942015, 18323760, 18454644, 18927840, 19874232, 20505160, 20941440, 21530418, 21988512, 22082480, 22713408, 23068305, 24431680, 24606192, 24635520, 24842790, 25237120, 26498976, 27485640, 28391760, 28707224, 29318016, 30757740, 31412160, 32295627, 32808256, 33123720, 33828480, 35331968, 35884030, 36647520, 36909288, 37855680, 39748464, 41010320, 43060836, 43977024, 44164960, 45426816, 46136610, 48863360, 49212384, 49685580, 52997952, 53826045, 54971280, 56783520, 57414448, 61515480, 62824320, 64591254, 65616512, 66247440, 71768060, 73295040, 73818576, 75711360, 79496928, 82020640, 86121672, 87954048, 88329920, 92273220, 98424768, 99371160, 105995904, 107652090, 109942560, 113567040, 114828896, 123030960, 129182508, 132494880, 143536120, 146590080, 147637152, 158993856, 161478135, 164041280, 172243344, 176659840, 184546440, 196849536, 198742320, 215304180, 219885120, 227134080, 229657792, 246061920, 258365016, 264989760, 287072240, 295274304, 317987712, 322956270, 328082560, 344486688, 369092880, 397484640, 430608360, 439770240, 459315584, 492123840, 516730032, 529979520, 574144480, 590548608, 645912540, 688973376, 738185760, 794969280, 861216720, 984247680, 1033460064, 1148288960, 1291825080, 1377946752, 1476371520, 1589938560, 1722433440, 2066920128, 2296577920, 2583650160, 2952743040, 3444866880, 4133840256, 5167300320, 6889733760, 10334600640, 20669201280]

約数ペア:

[(1, 20669201280), (2, 10334600640), (3, 6889733760), (4, 5167300320), (5, 4133840256), (6, 3444866880), (7, 2952743040), (8, 2583650160), (9, 2296577920), (10, 2066920128), (12, 1722433440), (13, 1589938560), (14, 1476371520), (15, 1377946752), (16, 1291825080), (18, 1148288960), (20, 1033460064), (21, 984247680), (24, 861216720), (26, 794969280), (28, 738185760), (30, 688973376), (32, 645912540), (35, 590548608), (36, 574144480), (39, 529979520), (40, 516730032), (42, 492123840), (45, 459315584), (47, 439770240), (48, 430608360), (52, 397484640), (56, 369092880), (60, 344486688), (63, 328082560), (64, 322956270), (65, 317987712), (70, 295274304), (72, 287072240), (78, 264989760), (80, 258365016), (84, 246061920), (90, 229657792), (91, 227134080), (94, 219885120), (96, 215304180), (104, 198742320), (105, 196849536), (112, 184546440), (117, 176659840), (120, 172243344), (126, 164041280), (128, 161478135), (130, 158993856), (140, 147637152), (141, 146590080), (144, 143536120), (156, 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