20439171720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 1024

約数和(自身を含む): 84934656000

約数和(自身を除く): 64495484280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 23, 24, 27, 30, 31, 33, 36, 38, 40, 44, 45, 46, 54, 55, 57, 60, 62, 66, 69, 72, 76, 88, 90, 92, 93, 95, 99, 108, 110, 114, 115, 120, 124, 127, 132, 135, 138, 152, 155, 165, 171, 180, 184, 186, 190, 198, 207, 209, 216, 220, 228, 230, 248, 253, 254, 264, 270, 276, 279, 285, 297, 310, 330, 341, 342, 345, 360, 372, 380, 381, 396, 414, 418, 437, 440, 456, 460, 465, 495, 506, 508, 513, 540, 552, 558, 570, 589, 594, 620, 621, 627, 635, 660, 682, 684, 690, 713, 744, 759, 760, 762, 792, 828, 836, 837, 855, 874, 920, 930, 990, 1012, 1016, 1023, 1026, 1035, 1045, 1080, 1116, 1140, 1143, 1178, 1188, 1240, 1242, 1254, 1265, 1270, 1311, 1320, 1364, 1368, 1380, 1395, 1397, 1426, 1485, 1518, 1524, 1656, 1672, 1674, 1705, 1710, 1748, 1767, 1860, 1881, 1905, 1980, 2024, 2046, 2052, 2070, 2090, 2139, 2185, 2232, 2277, 2280, 2286, 2356, 2376, 2413, 2484, 2508, 2530, 2540, 2565, 2622, 2728, 2760, 2790, 2794, 2852, 2921, 2945, 2970, 3036, 3048, 3069, 3105, 3135, 3348, 3410, 3420, 3429, 3496, 3534, 3565, 3720, 3762, 3795, 3810, 3933, 3937, 3960, 4092, 4104, 4140, 4180, 4185, 4191, 4278, 4370, 4554, 4572, 4712, 4807, 4826, 4968, 5016, 5060, 5080, 5115, 5130, 5244, 5301, 5580, 5588, 5643, 5704, 5715, 5842, 5890, 5940, 6072, 6138, 6210, 6270, 6417, 6479, 6555, 6696, 6820, 6831, 6840, 6858, 6985, 7068, 7130, 7239, 7524, 7590, 7620, 7843, 7866, 7874, 8184, 8280, 8360, 8370, 8382, 8556, 8740, 8763, 8835, 9108, 9144, 9207, 9405, 9614, 9652, 10120, 10230, 10260, 10488, 10602, 10695, 11160, 11176, 11286, 11385, 11430, 11684, 11780, 11799, 11811, 11880, 12065, 12276, 12420, 12540, 12573, 12834, 12958, 13110, 13547, 13640, 13662, 13716, 13970, 14136, 14260, 14421, 14478, 14605, 15048, 15180, 15240, 15345, 15686, 15732, 15748, 15903, 16740, 16764, 17112, 17145, 17480, 17526, 17670, 18216, 18414, 18810, 19228, 19251, 19304, 19437, 19665, 19685, 20460, 20520, 20955, 21204, 21390, 21717, 22572, 22770, 22860, 23368, 23529, 23560, 23598, 23622, 24035, 24130, 24552, 24840, 25080, 25146, 25668, 25916, 26220, 26289, 26505, 26543, 27094, 27324, 27432, 27940, 28215, 28520, 28842, 28956, 29210, 30360, 30690, 31372, 31464, 31496, 31806, 32085, 32131, 32395, 33480, 33528, 34155, 34290, 35052, 35340, 35433, 36195, 36828, 37620, 37719, 38456, 38502, 38874, 39215, 39330, 39370, 40641, 40920, 41910, 42408, 42780, 43263, 43307, 43434, 43815, 45144, 45540, 45720, 46035, 47058, 47196, 47244, 48070, 48260, 50292, 51336, 51832, 52440, 52578, 53010, 53086, 54188, 54648, 55499, 55880, 56430, 57684, 57912, 58311, 58420, 58995, 59055, 61380, 62744, 62865, 63612, 64170, 64262, 64790, 65151, 67735, 68310, 68580, 70104, 70587, 70680, 70866, 72105, 72390, 73656, 74803, 75240, 75438, 77004, 77748, 78430, 78660, 78740, 78867, 79515, 79629, 81282, 83820, 85560, 86526, 86614, 86868, 87630, 90551, 91080, 92070, 94116, 94392, 94488, 96140, 96255, 96393, 96520, 97185, 100584, 105156, 106020, 106172, 106299, 108376, 108585, 110998, 112860, 115368, 116622, 116840, 117645, 117990, 118110, 121923, 122760, 125730, 127224, 128340, 128524, 129580, 129789, 129921, 130302, 131445, 132715, 135470, 136620, 137160, 141174, 141732, 144210, 144780, 149017, 149606, 150876, 154008, 155496, 156860, 157320, 157480, 157734, 159030, 159258, 160655, 162564, 166497, 167640, 173052, 173228, 173736, 174933, 175260, 177165, 181102, 184140, 188232, 188595, 192280, 192510, 192786, 194370, 203205, 210312, 211761, 212040, 212344, 212598, 216315, 216535, 217170, 221996, 224409, 225720, 233244, 235290, 235980, 236220, 238887, 243846, 251460, 256680, 257048, 259160, 259578, 259842, 260604, 262890, 265430, 270940, 271653, 273240, 277495, 282348, 283464, 288420, 289179, 289560, 291555, 298034, 299212, 301752, 313720, 315468, 318060, 318516, 321310, 325128, 325755, 332994, 346104, 346456, 349866, 350520, 352935, 354330, 362204, 365769, 368280, 374015, 377190, 385020, 385572, 388740, 389763, 394335, 398145, 406410, 423522, 425196, 432630, 433070, 434340, 443992, 447051, 448818, 452755, 466488, 470580, 471960, 472440, 477774, 481965, 487692, 499491, 502920, 519156, 519684, 521208, 525780, 530860, 531495, 541880, 543306, 554990, 564696, 576840, 578358, 583110, 596068, 598424, 609615, 610489, 630936, 636120, 637032, 642620, 648945, 649605, 651510, 665988, 673227, 699732, 705870, 708660, 716661, 724408, 731538, 745085, 748030, 754380, 770040, 771144, 777480, 779526, 788670, 796290, 812820, 814959, 822833, 832485, 847044, 850392, 865260, 866140, 867537, 868680, 874665, 894102, 897636, 905510, 941160, 955548, 963930, 975384, 996061, 998982, 1038312, 1039368, 1051560, 1058805, 1061720, 1062990, 1086612, 1109980, 1122045, 1156716, 1166220, 1169289, 1192136, 1194435, 1219230, 1220978, 1285240, 1297890, 1299210, 1303020, 1331976, 1341153, 1346454, 1358265, 1399464, 1411740, 1417320, 1433322, 1445895, 1463076, 1490170, 1496060, 1498473, 1508760, 1559052, 1577340, 1592580, 1625640, 1629918, 1645666, 1664970, 1694088, 1720469, 1730520, 1732280, 1735074, 1749330, 1788204, 1795272, 1811020, 1828845, 1831467, 1911096, 1927860, 1948815, 1992122, 1997964, 2019681, 2117610, 2125980, 2173224, 2219960, 2235255, 2244090, 2313432, 2332440, 2338578, 2388870, 2438460, 2441956, 2444877, 2468499, 2497455, 2595780, 2598420, 2606040, 2682306, 2692908, 2716530, 2823480, 2866644, 2891790, 2926152, 2980340, 2988183, 2992120, 2996946, 3052445, 3118104, 3154680, 3185160, 3259836, 3291332, 3329940, 3366135, 3440938, 3470148, 3498660, 3576408, 3583305, 3622040, 3657690, 3662934, 3855720, 3897630, 3984244, 3995928, 4023459, 4039362, 4074795, 4114165, 4235220, 4251960, 4337685, 4470510, 4488180, 4677156, 4777740, 4876920, 4883912, 4889754, 4936998, 4980305, 4994910, 5161407, 5191560, 5196840, 5364612, 5385816, 5433060, 5494401, 5733288, 5783580, 5846445, 5960680, 5976366, 5993892, 6104890, 6519672, 6582664, 6659880, 6705765, 6732270, 6881876, 6940296, 6997320, 7166610, 7315380, 7325868, 7405497, 7492365, 7795260, 7968488, 8046918, 8078724, 8149590, 8228330, 8470440, 8602345, 8675370, 8941020, 8964549, 8976360, 9157335, 9354312, 9555480, 9779508, 9873996, 9960610, 9989820, 10098405, 10322814, 10729224, 10866120, 10988802, 11567160, 11692890, 11952732, 11987784, 12209780, 12224385, 12342495, 13411530, 13464540, 13763752, 14333220, 14630760, 14651736, 14810994, 14940915, 14984730, 15484221, 15590520, 16093836, 16157448, 16299180, 16456660, 16483203, 17204690, 17350740, 17882040, 17929098, 18314670, 18925159, 19559016, 19747992, 19921220, 19979640, 20117295, 20196810, 20645628, 21977604, 22216491, 23385780, 23905464, 24419560, 24448770, 24684990, 25807035, 26823060, 26893647, 26929080, 27472005, 28666440, 29621988, 29881830, 29969460, 30968442, 32187672, 32598360, 32913320, 32966406, 34409380, 34701480, 35858196, 36629340, 37027485, 37850318, 39842440, 40234590, 40393620, 41291256, 43955208, 44432982, 44822745, 46452663, 46771560, 48897540, 49369980, 51614070, 53646120, 53787294, 54944010, 56775477, 59243976, 59763660, 59938920, 61936884, 65932812, 68818760, 71716392, 73258680, 74054970, 75700636, 77421105, 80469180, 80787240, 82416015, 88865964, 89645490, 92905326, 94625795, 97795080, 98739960, 103228140, 107574588, 109888020, 111082455, 113550954, 119527320, 123873768, 131865624, 134468235, 148109940, 151401272, 154842210, 160938360, 164832030, 170326431, 177731928, 179290980, 185810652, 189251590, 206456280, 215149176, 219776040, 222164910, 227101908, 232263315, 268936470, 283877385, 296219880, 309684420, 329664060, 340652862, 358581960, 371621304, 378503180, 444329820, 454203816, 464526630, 510979293, 537872940, 567754770, 619368840, 659328120, 681305724, 757006360, 851632155, 888659640, 929053260, 1021958586, 1075745880, 1135509540, 1362611448, 1703264310, 1858106520, 2043917172, 2271019080, 2554896465, 3406528620, 4087834344, 5109792930, 6813057240, 10219585860, 20439171720]

約数ペア:

[(1, 20439171720), (2, 10219585860), (3, 6813057240), (4, 5109792930), (5, 4087834344), (6, 3406528620), (8, 2554896465), (9, 2271019080), (10, 2043917172), (11, 1858106520), (12, 1703264310), (15, 1362611448), (18, 1135509540), (19, 1075745880), (20, 1021958586), (22, 929053260), (23, 888659640), (24, 851632155), (27, 757006360), (30, 681305724), (31, 659328120), (33, 619368840), (36, 567754770), (38, 537872940), (40, 510979293), (44, 464526630), (45, 454203816), (46, 444329820), (54, 378503180), (55, 371621304), (57, 358581960), (60, 340652862), (62, 329664060), (66, 309684420), (69, 296219880), (72, 283877385), (76, 268936470), (88, 232263315), (90, 227101908), (92, 222164910), (93, 219776040), (95, 215149176), (99, 206456280), (108, 189251590), (110, 185810652), (114, 179290980), (115, 177731928), (120, 170326431), (124, 164832030), (127, 160938360), (132, 154842210), (135, 151401272), (138, 148109940), (152, 134468235), (155, 131865624), (165, 123873768), (171, 119527320), (180, 113550954), (184, 111082455), (186, 109888020), (190, 107574588), (198, 103228140), (207, 98739960), (209, 97795080), (216, 94625795), (220, 92905326), (228, 89645490), (230, 88865964), (248, 82416015), (253, 80787240), (254, 80469180), (264, 77421105), (270, 75700636), (276, 74054970), (279, 73258680), (285, 71716392), (297, 68818760), (310, 65932812), (330, 61936884), (341, 59938920), (342, 59763660), (345, 59243976), (360, 56775477), (372, 54944010), (380, 53787294), (381, 53646120), (396, 51614070), (414, 49369980), (418, 48897540), (437, 46771560), (440, 46452663), (456, 44822745), (460, 44432982), (465, 43955208), (495, 41291256), (506, 40393620), (508, 40234590), (513, 39842440), (540, 37850318), (552, 37027485), (558, 36629340), (570, 35858196), (589, 34701480), (594, 34409380), (620, 32966406), (621, 32913320), (627, 32598360), (635, 32187672), (660, 30968442), (682, 29969460), (684, 29881830), (690, 29621988), (713, 28666440), (744, 27472005), (759, 26929080), (760, 26893647), (762, 26823060), (792, 25807035), (828, 24684990), (836, 24448770), (837, 24419560), (855, 23905464), (874, 23385780), (920, 22216491), (930, 21977604), (990, 20645628), (1012, 20196810), (1016, 20117295), (1023, 19979640), (1026, 19921220), (1035, 19747992), (1045, 19559016), (1080, 18925159), (1116, 18314670), (1140, 17929098), (1143, 17882040), (1178, 17350740), (1188, 17204690), (1240, 16483203), (1242, 16456660), (1254, 16299180), (1265, 16157448), (1270, 16093836), (1311, 15590520), (1320, 15484221), (1364, 14984730), (1368, 14940915), (1380, 14810994), (1395, 14651736), (1397, 14630760), (1426, 14333220), (1485, 13763752), (1518, 13464540), (1524, 13411530), (1656, 12342495), (1672, 12224385), (1674, 12209780), (1705, 11987784), (1710, 11952732), (1748, 11692890), (1767, 11567160), (1860, 10988802), (1881, 10866120), (1905, 10729224), (1980, 10322814), (2024, 10098405), (2046, 9989820), (2052, 9960610), (2070, 9873996), (2090, 9779508), (2139, 9555480), (2185, 9354312), (2232, 9157335), (2277, 8976360), (2280, 8964549), (2286, 8941020), (2356, 8675370), (2376, 8602345), (2413, 8470440), (2484, 8228330), (2508, 8149590), (2530, 8078724), (2540, 8046918), (2565, 7968488), (2622, 7795260), (2728, 7492365), (2760, 7405497), (2790, 7325868), (2794, 7315380), (2852, 7166610), (2921, 6997320), (2945, 6940296), (2970, 6881876), (3036, 6732270), (3048, 6705765), (3069, 6659880), (3105, 6582664), (3135, 6519672), (3348, 6104890), (3410, 5993892), (3420, 5976366), (3429, 5960680), (3496, 5846445), (3534, 5783580), (3565, 5733288), (3720, 5494401), (3762, 5433060), (3795, 5385816), (3810, 5364612), (3933, 5196840), (3937, 5191560), (3960, 5161407), (4092, 4994910), (4104, 4980305), (4140, 4936998), (4180, 4889754), (4185, 4883912), (4191, 4876920), (4278, 4777740), (4370, 4677156), (4554, 4488180), (4572, 4470510), (4712, 4337685), (4807, 4251960), (4826, 4235220), (4968, 4114165), (5016, 4074795), (5060, 4039362), (5080, 4023459), (5115, 3995928), (5130, 3984244), (5244, 3897630), (5301, 3855720), (5580, 3662934), (5588, 3657690), (5643, 3622040), (5704, 3583305), (5715, 3576408), (5842, 3498660), (5890, 3470148), (5940, 3440938), (6072, 3366135), (6138, 3329940), (6210, 3291332), (6270, 3259836), (6417, 3185160), (6479, 3154680), (6555, 3118104), (6696, 3052445), (6820, 2996946), (6831, 2992120), (6840, 2988183), (6858, 2980340), (6985, 2926152), (7068, 2891790), (7130, 2866644), (7239, 2823480), (7524, 2716530), (7590, 2692908), (7620, 2682306), (7843, 2606040), (7866, 2598420), (7874, 2595780), (8184, 2497455), (8280, 2468499), (8360, 2444877), (8370, 2441956), (8382, 2438460), (8556, 2388870), (8740, 2338578), (8763, 2332440), (8835, 2313432), (9108, 2244090), (9144, 2235255), (9207, 2219960), (9405, 2173224), (9614, 2125980), (9652, 2117610), (10120, 2019681), (10230, 1997964), (10260, 1992122), (10488, 1948815), (10602, 1927860), (10695, 1911096), (11160, 1831467), (11176, 1828845), (11286, 1811020), (11385, 1795272), (11430, 1788204), (11684, 1749330), (11780, 1735074), (11799, 1732280), (11811, 1730520), (11880, 1720469), (12065, 1694088), (12276, 1664970), (12420, 1645666), (12540, 1629918), (12573, 1625640), (12834, 1592580), (12958, 1577340), (13110, 1559052), (13547, 1508760), (13640, 1498473), (13662, 1496060), (13716, 1490170), (13970, 1463076), (14136, 1445895), (14260, 1433322), (14421, 1417320), (14478, 1411740), (14605, 1399464), (15048, 1358265), (15180, 1346454), (15240, 1341153), (15345, 1331976), (15686, 1303020), (15732, 1299210), (15748, 1297890), (15903, 1285240), (16740, 1220978), (16764, 1219230), (17112, 1194435), (17145, 1192136), (17480, 1169289), (17526, 1166220), (17670, 1156716), (18216, 1122045), (18414, 1109980), (18810, 1086612), (19228, 1062990), (19251, 1061720), (19304, 1058805), (19437, 1051560), (19665, 1039368), (19685, 1038312), (20460, 998982), (20520, 996061), (20955, 975384), (21204, 963930), (21390, 955548), (21717, 941160), (22572, 905510), (22770, 897636), (22860, 894102), (23368, 874665), (23529, 868680), (23560, 867537), (23598, 866140), (23622, 865260), (24035, 850392), (24130, 847044), (24552, 832485), (24840, 822833), (25080, 814959), (25146, 812820), (25668, 796290), (25916, 788670), (26220, 779526), (26289, 777480), (26505, 771144), (26543, 770040), (27094, 754380), (27324, 748030), (27432, 745085), (27940, 731538), (28215, 724408), (28520, 716661), (28842, 708660), (28956, 705870), (29210, 699732), (30360, 673227), (30690, 665988), (31372, 651510), (31464, 649605), (31496, 648945), (31806, 642620), (32085, 637032), (32131, 636120), (32395, 630936), (33480, 610489), (33528, 609615), (34155, 598424), (34290, 596068), (35052, 583110), (35340, 578358), (35433, 576840), (36195, 564696), (36828, 554990), (37620, 543306), (37719, 541880), (38456, 531495), (38502, 530860), (38874, 525780), (39215, 521208), (39330, 519684), (39370, 519156), (40641, 502920), (40920, 499491), (41910, 487692), (42408, 481965), (42780, 477774), (43263, 472440), (43307, 471960), (43434, 470580), (43815, 466488), (45144, 452755), (45540, 448818), (45720, 447051), (46035, 443992), (47058, 434340), (47196, 433070), (47244, 432630), (48070, 425196), (48260, 423522), (50292, 406410), (51336, 398145), (51832, 394335), (52440, 389763), (52578, 388740), (53010, 385572), (53086, 385020), (54188, 377190), (54648, 374015), (55499, 368280), (55880, 365769), (56430, 362204), (57684, 354330), (57912, 352935), (58311, 350520), (58420, 349866), (58995, 346456), (59055, 346104), (61380, 332994), (62744, 325755), (62865, 325128), (63612, 321310), (64170, 318516), (64262, 318060), (64790, 315468), (65151, 313720), (67735, 301752), (68310, 299212), (68580, 298034), (70104, 291555), (70587, 289560), (70680, 289179), (70866, 288420), (72105, 283464), (72390, 282348), (73656, 277495), (74803, 273240), (75240, 271653), (75438, 270940), (77004, 265430), (77748, 262890), (78430, 260604), (78660, 259842), (78740, 259578), (78867, 259160), (79515, 257048), (79629, 256680), (81282, 251460), (83820, 243846), (85560, 238887), (86526, 236220), (86614, 235980), (86868, 235290), (87630, 233244), (90551, 225720), (91080, 224409), (92070, 221996), (94116, 217170), (94392, 216535), (94488, 216315), (96140, 212598), (96255, 212344), (96393, 212040), (96520, 211761), (97185, 210312), (100584, 203205), (105156, 194370), (106020, 192786), (106172, 192510), (106299, 192280), (108376, 188595), (108585, 188232), (110998, 184140), (112860, 181102), (115368, 177165), (116622, 175260), (116840, 174933), (117645, 173736), (117990, 173228), (118110, 173052), (121923, 167640), (122760, 166497), (125730, 162564), (127224, 160655), (128340, 159258), (128524, 159030), (129580, 157734), (129789, 157480), (129921, 157320), (130302, 156860), (131445, 155496), (132715, 154008), (135470, 150876), (136620, 149606), (137160, 149017), (141174, 144780), (141732, 144210)]