20878482240

素因数分解:

$2^6\times 3^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{317}}^1$

素因数の和:378

約数の個数: 1008

約数和(自身を含む): 93848017536

約数和(自身を除く): 72969535296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 64, 66, 70, 72, 77, 80, 81, 84, 88, 90, 96, 99, 105, 108, 110, 112, 120, 121, 126, 132, 135, 140, 144, 154, 160, 162, 165, 168, 176, 180, 189, 192, 198, 210, 216, 220, 224, 231, 240, 242, 243, 252, 264, 270, 280, 288, 297, 308, 315, 317, 320, 324, 330, 336, 352, 360, 363, 378, 385, 396, 405, 420, 432, 440, 448, 462, 480, 484, 486, 495, 504, 528, 540, 560, 567, 576, 594, 605, 616, 630, 634, 648, 660, 672, 693, 704, 720, 726, 756, 770, 792, 810, 840, 847, 864, 880, 891, 924, 945, 951, 960, 968, 972, 990, 1008, 1056, 1080, 1089, 1120, 1134, 1155, 1188, 1210, 1215, 1232, 1260, 1268, 1296, 1320, 1344, 1386, 1440, 1452, 1485, 1512, 1540, 1584, 1585, 1620, 1680, 1694, 1701, 1728, 1760, 1782, 1815, 1848, 1890, 1902, 1936, 1944, 1980, 2016, 2079, 2112, 2160, 2178, 2219, 2240, 2268, 2310, 2376, 2420, 2430, 2464, 2520, 2536, 2541, 2592, 2640, 2673, 2772, 2835, 2853, 2880, 2904, 2970, 3024, 3080, 3168, 3170, 3240, 3267, 3360, 3388, 3402, 3465, 3487, 3520, 3564, 3630, 3696, 3780, 3804, 3872, 3888, 3960, 4032, 4158, 4235, 4320, 4356, 4438, 4455, 4536, 4620, 4752, 4755, 4840, 4860, 4928, 5040, 5072, 5082, 5184, 5280, 5346, 5445, 5544, 5670, 5706, 5808, 5940, 6048, 6160, 6237, 6336, 6340, 6480, 6534, 6657, 6720, 6776, 6804, 6930, 6974, 7128, 7260, 7392, 7560, 7608, 7623, 7744, 7776, 7920, 8316, 8470, 8505, 8559, 8640, 8712, 8876, 8910, 9072, 9240, 9504, 9510, 9680, 9720, 9801, 10080, 10144, 10164, 10395, 10461, 10560, 10692, 10890, 11088, 11095, 11340, 11412, 11616, 11880, 12096, 12320, 12474, 12680, 12705, 12960, 13068, 13314, 13365, 13552, 13608, 13860, 13948, 14256, 14265, 14520, 14784, 15120, 15216, 15246, 15552, 15840, 16335, 16632, 16940, 17010, 17118, 17424, 17435, 17752, 17820, 18144, 18480, 18711, 19008, 19020, 19360, 19440, 19602, 19971, 20160, 20288, 20328, 20790, 20922, 21384, 21780, 22176, 22190, 22680, 22824, 22869, 23232, 23760, 24409, 24640, 24948, 25360, 25410, 25677, 25920, 26136, 26628, 26730, 27104, 27216, 27720, 27896, 28512, 28530, 29040, 29403, 30240, 30432, 30492, 31185, 31383, 31680, 32670, 33264, 33285, 33880, 34020, 34236, 34848, 34870, 35504, 35640, 36288, 36960, 37422, 38040, 38115, 38357, 38720, 38880, 39204, 39942, 40656, 41580, 41844, 42768, 42795, 43560, 44352, 44380, 45360, 45648, 45738, 47520, 48818, 49005, 49896, 50720, 50820, 51354, 52272, 52305, 53256, 53460, 54208, 54432, 55440, 55792, 57024, 57060, 58080, 58806, 59913, 60480, 60864, 60984, 62370, 62766, 65340, 66528, 66570, 67760, 68040, 68472, 68607, 69696, 69740, 71008, 71280, 73227, 73920, 74844, 76080, 76230, 76714, 77031, 77760, 78408, 79884, 81312, 83160, 83688, 85536, 85590, 87120, 88760, 90720, 91296, 91476, 93555, 94149, 95040, 97636, 98010, 99792, 99855, 101440, 101640, 102708, 104544, 104610, 106512, 106920, 108864, 110880, 111584, 114120, 114345, 115071, 116160, 117612, 119826, 121968, 122045, 124740, 125532, 128385, 130680, 133056, 133140, 135520, 136080, 136944, 137214, 139480, 142016, 142560, 146454, 147015, 149688, 152160, 152460, 153428, 154062, 156816, 156915, 159768, 162624, 166320, 167376, 171072, 171180, 174240, 177520, 179739, 181440, 182592, 182952, 187110, 188298, 191785, 195272, 196020, 199584, 199710, 203280, 205416, 205821, 209088, 209220, 213024, 213840, 219681, 221760, 223168, 228240, 228690, 230142, 235224, 239652, 243936, 244090, 249480, 251064, 256770, 261360, 266280, 268499, 271040, 272160, 273888, 274428, 278960, 282447, 285120, 292908, 294030, 299376, 299565, 304320, 304920, 306856, 308124, 313632, 313830, 319536, 332640, 334752, 342360, 343035, 345213, 348480, 355040, 359478, 365904, 366135, 374220, 376596, 383570, 385155, 390544, 392040, 399168, 399420, 406560, 410832, 411642, 418440, 426048, 427680, 439362, 456480, 457380, 460284, 470448, 470745, 479304, 487872, 488180, 498960, 502128, 513540, 522720, 532560, 536998, 539217, 544320, 547776, 548856, 557920, 564894, 575355, 585816, 588060, 598752, 599130, 609840, 613712, 616248, 627264, 627660, 639072, 659043, 665280, 669504, 684720, 686070, 690426, 710080, 718956, 731808, 732270, 748440, 753192, 767140, 770310, 781088, 784080, 798840, 805497, 813120, 821664, 823284, 836880, 847341, 855360, 878724, 898695, 912960, 914760, 920568, 940896, 941490, 958608, 976360, 997920, 1004256, 1027080, 1029105, 1035639, 1045440, 1065120, 1073996, 1078434, 1097712, 1098405, 1115840, 1129788, 1150710, 1171632, 1176120, 1197504, 1198260, 1219680, 1227424, 1232496, 1255320, 1278144, 1318086, 1342495, 1369440, 1372140, 1380852, 1412235, 1437912, 1463616, 1464540, 1496880, 1506384, 1534280, 1540620, 1562176, 1568160, 1597680, 1610994, 1643328, 1646568, 1673760, 1694682, 1726065, 1757448, 1797390, 1829520, 1841136, 1881792, 1882980, 1917216, 1952720, 1977129, 1995840, 2008512, 2054160, 2058210, 2071278, 2130240, 2147992, 2156868, 2195424, 2196810, 2259576, 2301420, 2343264, 2352240, 2396520, 2416491, 2439360, 2454848, 2464992, 2510640, 2636172, 2684990, 2696085, 2738880, 2744280, 2761704, 2824470, 2875824, 2929080, 2993760, 3012768, 3068560, 3081240, 3106917, 3136320, 3195360, 3221988, 3293136, 3295215, 3347520, 3389364, 3452130, 3514896, 3594780, 3659040, 3682272, 3765960, 3834432, 3905440, 3954258, 4027485, 4108320, 4116420, 4142556, 4236705, 4295984, 4313736, 4390848, 4393620, 4519152, 4602840, 4686528, 4704480, 4793040, 4832982, 4929984, 5021280, 5178195, 5272344, 5369980, 5392170, 5488560, 5523408, 5648940, 5751648, 5858160, 5931387, 5987520, 6025536, 6137120, 6162480, 6213834, 6390720, 6443976, 6586272, 6590430, 6778728, 6904260, 7029792, 7189560, 7249473, 7318080, 7364544, 7531920, 7810880, 7908516, 8054970, 8216640, 8232840, 8285112, 8473410, 8591968, 8627472, 8787240, 9038304, 9205680, 9320751, 9408960, 9586080, 9665964, 9885645, 10042560, 10356390, 10544688, 10739960, 10784340, 10977120, 11046816, 11297880, 11503296, 11716320, 11862774, 12082455, 12274240, 12324960, 12427668, 12887952, 13172544, 13180860, 13557456, 13808520, 14059584, 14379120, 14498946, 15063840, 15534585, 15817032, 16109940, 16465680, 16570224, 16946820, 17183936, 17254944, 17574480, 18076608, 18411360, 18641502, 19172160, 19331928, 19771290, 20712780, 21089376, 21479920, 21568680, 21748419, 21954240, 22093632, 22595760, 23432640, 23725548, 24164910, 24649920, 24855336, 25775904, 26361720, 27114912, 27617040, 28758240, 28997892, 29656935, 30127680, 31069170, 31634064, 32219880, 32931360, 33140448, 33893640, 34509888, 35148960, 36247365, 36822720, 37283004, 38663856, 39542580, 41425560, 42178752, 42959840, 43137360, 43496838, 45191520, 46603755, 47451096, 48329820, 49710672, 51551808, 52723440, 54229824, 55234080, 57516480, 57995784, 59313870, 62138340, 63268128, 64439760, 65245257, 65862720, 66280896, 67787280, 70297920, 72494730, 74566008, 77327712, 79085160, 82851120, 85919680, 86274720, 86993676, 90383040, 93207510, 94902192, 96659640, 99421344, 105446880, 108742095, 110468160, 115991568, 118627740, 124276680, 126536256, 128879520, 130490514, 135574560, 144989460, 149132016, 154655424, 158170320, 165702240, 172549440, 173987352, 186415020, 189804384, 193319280, 198842688, 210893760, 217484190, 231983136, 237255480, 248553360, 257759040, 260981028, 271149120, 289978920, 298264032, 316340640, 326226285, 331404480, 347974704, 372830040, 379608768, 386638560, 434968380, 463966272, 474510960, 497106720, 521962056, 579957840, 596528064, 632681280, 652452570, 695949408, 745660080, 773277120, 869936760, 949021920, 994213440, 1043924112, 1159915680, 1304905140, 1391898816, 1491320160, 1739873520, 1898043840, 2087848224, 2319831360, 2609810280, 2982640320, 3479747040, 4175696448, 5219620560, 6959494080, 10439241120, 20878482240]

約数ペア:

[(1, 20878482240), (2, 10439241120), (3, 6959494080), (4, 5219620560), (5, 4175696448), (6, 3479747040), (7, 2982640320), (8, 2609810280), (9, 2319831360), (10, 2087848224), (11, 1898043840), (12, 1739873520), (14, 1491320160), (15, 1391898816), (16, 1304905140), (18, 1159915680), (20, 1043924112), (21, 994213440), (22, 949021920), (24, 869936760), (27, 773277120), (28, 745660080), (30, 695949408), (32, 652452570), (33, 632681280), (35, 596528064), (36, 579957840), (40, 521962056), (42, 497106720), (44, 474510960), (45, 463966272), (48, 434968380), (54, 386638560), (55, 379608768), (56, 372830040), (60, 347974704), (63, 331404480), (64, 326226285), (66, 316340640), (70, 298264032), (72, 289978920), (77, 271149120), (80, 260981028), (81, 257759040), (84, 248553360), (88, 237255480), (90, 231983136), (96, 217484190), (99, 210893760), (105, 198842688), (108, 193319280), (110, 189804384), (112, 186415020), (120, 173987352), (121, 172549440), (126, 165702240), (132, 158170320), (135, 154655424), (140, 149132016), (144, 144989460), (154, 135574560), (160, 130490514), (162, 128879520), (165, 126536256), (168, 124276680), (176, 118627740), (180, 115991568), (189, 110468160), (192, 108742095), (198, 105446880), (210, 99421344), (216, 96659640), (220, 94902192), (224, 93207510), (231, 90383040), (240, 86993676), (242, 86274720), (243, 85919680), (252, 82851120), (264, 79085160), (270, 77327712), (280, 74566008), (288, 72494730), (297, 70297920), (308, 67787280), (315, 66280896), (317, 65862720), (320, 65245257), (324, 64439760), (330, 63268128), (336, 62138340), (352, 59313870), (360, 57995784), (363, 57516480), (378, 55234080), (385, 54229824), (396, 52723440), (405, 51551808), (420, 49710672), (432, 48329820), (440, 47451096), (448, 46603755), (462, 45191520), (480, 43496838), (484, 43137360), (486, 42959840), (495, 42178752), (504, 41425560), (528, 39542580), (540, 38663856), (560, 37283004), (567, 36822720), (576, 36247365), (594, 35148960), (605, 34509888), (616, 33893640), (630, 33140448), (634, 32931360), (648, 32219880), (660, 31634064), (672, 31069170), (693, 30127680), (704, 29656935), (720, 28997892), (726, 28758240), (756, 27617040), (770, 27114912), (792, 26361720), (810, 25775904), (840, 24855336), (847, 24649920), (864, 24164910), (880, 23725548), (891, 23432640), (924, 22595760), (945, 22093632), (951, 21954240), (960, 21748419), (968, 21568680), (972, 21479920), (990, 21089376), (1008, 20712780), (1056, 19771290), (1080, 19331928), (1089, 19172160), (1120, 18641502), (1134, 18411360), (1155, 18076608), (1188, 17574480), (1210, 17254944), (1215, 17183936), (1232, 16946820), (1260, 16570224), (1268, 16465680), (1296, 16109940), (1320, 15817032), (1344, 15534585), (1386, 15063840), (1440, 14498946), (1452, 14379120), (1485, 14059584), (1512, 13808520), (1540, 13557456), (1584, 13180860), (1585, 13172544), (1620, 12887952), (1680, 12427668), (1694, 12324960), (1701, 12274240), (1728, 12082455), (1760, 11862774), (1782, 11716320), (1815, 11503296), (1848, 11297880), (1890, 11046816), (1902, 10977120), (1936, 10784340), (1944, 10739960), (1980, 10544688), (2016, 10356390), (2079, 10042560), (2112, 9885645), (2160, 9665964), (2178, 9586080), (2219, 9408960), (2240, 9320751), (2268, 9205680), (2310, 9038304), (2376, 8787240), (2420, 8627472), (2430, 8591968), (2464, 8473410), (2520, 8285112), (2536, 8232840), (2541, 8216640), (2592, 8054970), (2640, 7908516), (2673, 7810880), (2772, 7531920), (2835, 7364544), (2853, 7318080), (2880, 7249473), (2904, 7189560), (2970, 7029792), (3024, 6904260), (3080, 6778728), (3168, 6590430), (3170, 6586272), (3240, 6443976), (3267, 6390720), (3360, 6213834), (3388, 6162480), (3402, 6137120), (3465, 6025536), (3487, 5987520), (3520, 5931387), (3564, 5858160), (3630, 5751648), (3696, 5648940), (3780, 5523408), (3804, 5488560), (3872, 5392170), (3888, 5369980), (3960, 5272344), (4032, 5178195), (4158, 5021280), (4235, 4929984), (4320, 4832982), (4356, 4793040), (4438, 4704480), (4455, 4686528), (4536, 4602840), (4620, 4519152), (4752, 4393620), (4755, 4390848), (4840, 4313736), (4860, 4295984), (4928, 4236705), (5040, 4142556), (5072, 4116420), (5082, 4108320), (5184, 4027485), (5280, 3954258), (5346, 3905440), (5445, 3834432), (5544, 3765960), (5670, 3682272), (5706, 3659040), (5808, 3594780), (5940, 3514896), (6048, 3452130), (6160, 3389364), (6237, 3347520), (6336, 3295215), (6340, 3293136), (6480, 3221988), (6534, 3195360), (6657, 3136320), (6720, 3106917), (6776, 3081240), (6804, 3068560), (6930, 3012768), (6974, 2993760), (7128, 2929080), (7260, 2875824), (7392, 2824470), (7560, 2761704), (7608, 2744280), (7623, 2738880), (7744, 2696085), (7776, 2684990), (7920, 2636172), (8316, 2510640), (8470, 2464992), (8505, 2454848), (8559, 2439360), (8640, 2416491), (8712, 2396520), (8876, 2352240), (8910, 2343264), (9072, 2301420), (9240, 2259576), (9504, 2196810), (9510, 2195424), (9680, 2156868), (9720, 2147992), (9801, 2130240), (10080, 2071278), (10144, 2058210), (10164, 2054160), (10395, 2008512), (10461, 1995840), (10560, 1977129), (10692, 1952720), (10890, 1917216), (11088, 1882980), (11095, 1881792), (11340, 1841136), (11412, 1829520), (11616, 1797390), (11880, 1757448), (12096, 1726065), (12320, 1694682), (12474, 1673760), (12680, 1646568), (12705, 1643328), (12960, 1610994), (13068, 1597680), (13314, 1568160), (13365, 1562176), (13552, 1540620), (13608, 1534280), (13860, 1506384), (13948, 1496880), (14256, 1464540), (14265, 1463616), (14520, 1437912), (14784, 1412235), (15120, 1380852), (15216, 1372140), (15246, 1369440), (15552, 1342495), (15840, 1318086), (16335, 1278144), (16632, 1255320), (16940, 1232496), (17010, 1227424), (17118, 1219680), (17424, 1198260), (17435, 1197504), (17752, 1176120), (17820, 1171632), (18144, 1150710), (18480, 1129788), (18711, 1115840), (19008, 1098405), (19020, 1097712), (19360, 1078434), (19440, 1073996), (19602, 1065120), (19971, 1045440), (20160, 1035639), (20288, 1029105), (20328, 1027080), (20790, 1004256), (20922, 997920), (21384, 976360), (21780, 958608), (22176, 941490), (22190, 940896), (22680, 920568), (22824, 914760), (22869, 912960), (23232, 898695), (23760, 878724), (24409, 855360), (24640, 847341), (24948, 836880), (25360, 823284), (25410, 821664), (25677, 813120), (25920, 805497), (26136, 798840), (26628, 784080), (26730, 781088), (27104, 770310), (27216, 767140), (27720, 753192), (27896, 748440), (28512, 732270), (28530, 731808), (29040, 718956), (29403, 710080), (30240, 690426), (30432, 686070), (30492, 684720), (31185, 669504), (31383, 665280), (31680, 659043), (32670, 639072), (33264, 627660), (33285, 627264), (33880, 616248), (34020, 613712), (34236, 609840), (34848, 599130), (34870, 598752), (35504, 588060), (35640, 585816), (36288, 575355), (36960, 564894), (37422, 557920), (38040, 548856), (38115, 547776), (38357, 544320), (38720, 539217), (38880, 536998), (39204, 532560), (39942, 522720), (40656, 513540), (41580, 502128), (41844, 498960), (42768, 488180), (42795, 487872), (43560, 479304), (44352, 470745), (44380, 470448), (45360, 460284), (45648, 457380), (45738, 456480), (47520, 439362), (48818, 427680), (49005, 426048), (49896, 418440), (50720, 411642), (50820, 410832), (51354, 406560), (52272, 399420), (52305, 399168), (53256, 392040), (53460, 390544), (54208, 385155), (54432, 383570), (55440, 376596), (55792, 374220), (57024, 366135), (57060, 365904), (58080, 359478), (58806, 355040), (59913, 348480), (60480, 345213), (60864, 343035), (60984, 342360), (62370, 334752), (62766, 332640), (65340, 319536), (66528, 313830), (66570, 313632), (67760, 308124), (68040, 306856), (68472, 304920), (68607, 304320), (69696, 299565), (69740, 299376), (71008, 294030), (71280, 292908), (73227, 285120), (73920, 282447), (74844, 278960), (76080, 274428), (76230, 273888), (76714, 272160), (77031, 271040), (77760, 268499), (78408, 266280), (79884, 261360), (81312, 256770), (83160, 251064), (83688, 249480), (85536, 244090), (85590, 243936), (87120, 239652), (88760, 235224), (90720, 230142), (91296, 228690), (91476, 228240), (93555, 223168), (94149, 221760), (95040, 219681), (97636, 213840), (98010, 213024), (99792, 209220), (99855, 209088), (101440, 205821), (101640, 205416), (102708, 203280), (104544, 199710), (104610, 199584), (106512, 196020), (106920, 195272), (108864, 191785), (110880, 188298), (111584, 187110), (114120, 182952), (114345, 182592), (115071, 181440), (116160, 179739), (117612, 177520), (119826, 174240), (121968, 171180), (122045, 171072), (124740, 167376), (125532, 166320), (128385, 162624), (130680, 159768), (133056, 156915), (133140, 156816), (135520, 154062), (136080, 153428), (136944, 152460), (137214, 152160), (139480, 149688), (142016, 147015), (142560, 146454)]