20421219000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 1024

約数和(自身を含む): 85878374400

約数和(自身を除く): 65457155400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 25, 26, 28, 30, 31, 35, 38, 39, 40, 42, 50, 52, 56, 57, 60, 62, 65, 70, 75, 76, 78, 84, 91, 93, 95, 100, 104, 105, 114, 120, 124, 125, 127, 130, 133, 140, 150, 152, 155, 156, 168, 175, 182, 186, 190, 195, 200, 210, 217, 228, 247, 248, 250, 254, 260, 266, 273, 280, 285, 300, 310, 312, 325, 350, 364, 372, 375, 380, 381, 390, 399, 403, 420, 434, 455, 456, 465, 475, 494, 500, 508, 520, 525, 532, 546, 570, 589, 600, 620, 635, 650, 651, 665, 700, 728, 741, 744, 750, 760, 762, 775, 780, 798, 806, 840, 868, 875, 889, 910, 930, 950, 975, 988, 1000, 1016, 1050, 1064, 1085, 1092, 1140, 1178, 1209, 1235, 1240, 1270, 1300, 1302, 1330, 1365, 1400, 1425, 1482, 1500, 1524, 1550, 1560, 1596, 1612, 1625, 1651, 1729, 1736, 1750, 1767, 1778, 1820, 1860, 1900, 1905, 1950, 1976, 1995, 2015, 2100, 2170, 2184, 2275, 2280, 2325, 2356, 2375, 2413, 2418, 2470, 2540, 2600, 2604, 2625, 2660, 2667, 2730, 2821, 2850, 2945, 2964, 3000, 3048, 3100, 3175, 3192, 3224, 3250, 3255, 3302, 3325, 3458, 3500, 3534, 3556, 3640, 3705, 3720, 3800, 3810, 3875, 3900, 3937, 3990, 4030, 4123, 4200, 4340, 4445, 4550, 4650, 4712, 4750, 4826, 4836, 4875, 4940, 4953, 5080, 5187, 5208, 5250, 5320, 5334, 5425, 5460, 5642, 5700, 5890, 5928, 6045, 6175, 6200, 6350, 6500, 6510, 6604, 6650, 6825, 6916, 7000, 7068, 7112, 7125, 7239, 7410, 7620, 7657, 7750, 7800, 7874, 7980, 8060, 8246, 8255, 8463, 8645, 8680, 8835, 8890, 9100, 9300, 9500, 9525, 9652, 9672, 9750, 9880, 9906, 9975, 10075, 10374, 10500, 10668, 10850, 10920, 11284, 11375, 11400, 11557, 11625, 11780, 11811, 12065, 12090, 12350, 12369, 12700, 13000, 13020, 13208, 13300, 13335, 13650, 13832, 14105, 14136, 14250, 14478, 14725, 14820, 15240, 15314, 15500, 15748, 15875, 15960, 16120, 16275, 16492, 16510, 16625, 16891, 16926, 17290, 17670, 17780, 18200, 18525, 18600, 19000, 19050, 19304, 19500, 19685, 19812, 19950, 20150, 20615, 20748, 21000, 21336, 21700, 22225, 22568, 22750, 22971, 23114, 23250, 23560, 23622, 24130, 24180, 24700, 24738, 24765, 25400, 25935, 26040, 26600, 26670, 27125, 27300, 27559, 28210, 28500, 28956, 29450, 29640, 30225, 30628, 30875, 31000, 31369, 31496, 31750, 32550, 32984, 33020, 33250, 33782, 33852, 34125, 34580, 34671, 35340, 35560, 36195, 37050, 38100, 38285, 39000, 39370, 39624, 39900, 40300, 41230, 41275, 41496, 42315, 43225, 43400, 44175, 44450, 45500, 45942, 46228, 46500, 47244, 47625, 48260, 48360, 49400, 49476, 49530, 49875, 50375, 50673, 51181, 51870, 53340, 53599, 54250, 54600, 55118, 56420, 57000, 57785, 57912, 58900, 59055, 60325, 60450, 61256, 61750, 61845, 62738, 63500, 65100, 66040, 66500, 66675, 67564, 67704, 68250, 69160, 69342, 70525, 70680, 72390, 73625, 74100, 74803, 76200, 76570, 78740, 79800, 80600, 81375, 82460, 82550, 82677, 84455, 84630, 86450, 88350, 88900, 91000, 91884, 92456, 92625, 93000, 94107, 94488, 95250, 96520, 98425, 98952, 99060, 99750, 100750, 101346, 102362, 103075, 103740, 106680, 107198, 108500, 110236, 111125, 112840, 114855, 115570, 117800, 118110, 120650, 120900, 123500, 123690, 123825, 125476, 127000, 129675, 130200, 133000, 133350, 135128, 136500, 137795, 138684, 141050, 144780, 147250, 148200, 149606, 151125, 153140, 153543, 156845, 157480, 160797, 162750, 164920, 165100, 165354, 168910, 169260, 172900, 173355, 176700, 177800, 180975, 183768, 185250, 188214, 190500, 191425, 196850, 198120, 199500, 201500, 202692, 204724, 206150, 206375, 207480, 211575, 214396, 216125, 217000, 219583, 220472, 220875, 222250, 224409, 229710, 231140, 236220, 241300, 241800, 247000, 247380, 247650, 250952, 253365, 255905, 259350, 266700, 267995, 273000, 275590, 277368, 282100, 288925, 289560, 294500, 295275, 299212, 301625, 302250, 306280, 307086, 309225, 313690, 321594, 325500, 330200, 330708, 333375, 337820, 338520, 345800, 346710, 352625, 353400, 358267, 361950, 370500, 374015, 376428, 381000, 382850, 393700, 399000, 403000, 405384, 409448, 412300, 412750, 413385, 422275, 423150, 428792, 432250, 439166, 441750, 444500, 448818, 459420, 462280, 470535, 472440, 482600, 492125, 494760, 495300, 506730, 511810, 515375, 518700, 523621, 533400, 535990, 551180, 564200, 574275, 577850, 589000, 590550, 598424, 603250, 604500, 614172, 618450, 619125, 627380, 643188, 648375, 651000, 658749, 661416, 666750, 675640, 688975, 693420, 705250, 716534, 723900, 741000, 748030, 752856, 765700, 767715, 784225, 787400, 803985, 824600, 825500, 826770, 844550, 846300, 864500, 866775, 878332, 883500, 889000, 897636, 904875, 918840, 941070, 957125, 972439, 984250, 990600, 1013460, 1023620, 1030750, 1037400, 1047242, 1057875, 1071980, 1074801, 1097915, 1102360, 1122045, 1148550, 1155700, 1181100, 1206500, 1209000, 1228344, 1236900, 1238250, 1254760, 1266825, 1279525, 1286376, 1296750, 1317498, 1333500, 1339975, 1377950, 1386840, 1410500, 1433068, 1444625, 1447800, 1476375, 1496060, 1531400, 1535430, 1546125, 1568450, 1570863, 1607970, 1651000, 1653540, 1689100, 1692600, 1729000, 1733550, 1756664, 1767000, 1791335, 1795272, 1809750, 1870075, 1882140, 1914250, 1944878, 1968500, 2026920, 2047240, 2061500, 2066925, 2094484, 2111375, 2115750, 2143960, 2149602, 2195830, 2244090, 2297100, 2311400, 2352675, 2362200, 2413000, 2473800, 2476500, 2533650, 2559050, 2593500, 2618105, 2634996, 2667000, 2679950, 2755900, 2821000, 2866136, 2871375, 2889250, 2917317, 2952750, 2992120, 3070860, 3092250, 3136900, 3141726, 3215940, 3293745, 3307080, 3378200, 3444875, 3467100, 3582670, 3619500, 3740150, 3764280, 3828500, 3838575, 3889756, 3921125, 3937000, 4019925, 4123000, 4133850, 4188968, 4222750, 4231500, 4299204, 4333875, 4391660, 4488180, 4594200, 4705350, 4862195, 4953000, 5067300, 5118100, 5187000, 5236210, 5269992, 5359900, 5374005, 5489575, 5511800, 5610225, 5742750, 5778500, 5834634, 5905500, 6141720, 6184500, 6273800, 6283452, 6334125, 6397625, 6431880, 6587490, 6699875, 6807073, 6889750, 6934200, 7165340, 7239000, 7480300, 7657000, 7677150, 7779512, 7842250, 7854315, 8039850, 8267700, 8445500, 8463000, 8598408, 8667750, 8783320, 8956675, 8976360, 9350375, 9410700, 9724390, 10134600, 10236200, 10334625, 10472420, 10719800, 10748010, 10979150, 11220450, 11485500, 11557000, 11669268, 11763375, 11811000, 12369000, 12566904, 12668250, 12795250, 13090525, 13174980, 13399750, 13614146, 13779500, 14330680, 14586585, 14960600, 15354300, 15684500, 15708630, 16079700, 16468725, 16535400, 16891000, 17335500, 17913350, 18700750, 18821400, 19192875, 19448780, 20099625, 20421219, 20669250, 20944840, 21496020, 21958300, 22440900, 22971000, 23338536, 23526750, 24310975, 25336500, 25590500, 26181050, 26349960, 26799500, 26870025, 27228292, 27447875, 27559000, 28051125, 29173170, 30708600, 31369000, 31417260, 32159400, 32937450, 34035365, 34671000, 35826700, 37401500, 38385750, 38897560, 39271575, 40199250, 40842438, 41338500, 42992040, 43916600, 44783375, 44881800, 47053500, 48621950, 50673000, 51181000, 52362100, 53599000, 53740050, 54456584, 54895750, 56102250, 58346340, 62834520, 65452625, 65874900, 68070730, 71653400, 72932925, 74803000, 76771500, 78543150, 80398500, 81684876, 82343625, 82677000, 89566750, 94107000, 97243900, 102106095, 104724200, 107480100, 109791500, 112204500, 116692680, 121554875, 130905250, 131749800, 134350125, 136141460, 145865850, 153543000, 157086300, 160797000, 163369752, 164687250, 170176825, 179133500, 194487800, 196357875, 204212190, 214960200, 219583000, 224409000, 243109750, 261810500, 268700250, 272282920, 291731700, 314172600, 329374500, 340353650, 358267000, 364664625, 392715750, 408424380, 486219500, 510530475, 523621000, 537400500, 583463400, 658749000, 680707300, 729329250, 785431500, 816848760, 850884125, 972439000, 1021060950, 1074801000, 1361414600, 1458658500, 1570863000, 1701768250, 2042121900, 2552652375, 2917317000, 3403536500, 4084243800, 5105304750, 6807073000, 10210609500, 20421219000]

約数ペア:

[(1, 20421219000), (2, 10210609500), (3, 6807073000), (4, 5105304750), (5, 4084243800), (6, 3403536500), (7, 2917317000), (8, 2552652375), (10, 2042121900), (12, 1701768250), (13, 1570863000), (14, 1458658500), (15, 1361414600), (19, 1074801000), (20, 1021060950), (21, 972439000), (24, 850884125), (25, 816848760), (26, 785431500), (28, 729329250), (30, 680707300), (31, 658749000), (35, 583463400), (38, 537400500), (39, 523621000), (40, 510530475), (42, 486219500), (50, 408424380), (52, 392715750), (56, 364664625), (57, 358267000), (60, 340353650), (62, 329374500), (65, 314172600), (70, 291731700), (75, 272282920), (76, 268700250), (78, 261810500), (84, 243109750), (91, 224409000), (93, 219583000), (95, 214960200), (100, 204212190), (104, 196357875), (105, 194487800), (114, 179133500), (120, 170176825), (124, 164687250), (125, 163369752), (127, 160797000), (130, 157086300), (133, 153543000), (140, 145865850), (150, 136141460), (152, 134350125), (155, 131749800), (156, 130905250), (168, 121554875), (175, 116692680), (182, 112204500), (186, 109791500), (190, 107480100), (195, 104724200), (200, 102106095), (210, 97243900), (217, 94107000), (228, 89566750), (247, 82677000), (248, 82343625), (250, 81684876), (254, 80398500), (260, 78543150), (266, 76771500), (273, 74803000), (280, 72932925), (285, 71653400), (300, 68070730), (310, 65874900), (312, 65452625), (325, 62834520), (350, 58346340), (364, 56102250), (372, 54895750), (375, 54456584), (380, 53740050), (381, 53599000), (390, 52362100), (399, 51181000), (403, 50673000), (420, 48621950), (434, 47053500), (455, 44881800), (456, 44783375), (465, 43916600), (475, 42992040), (494, 41338500), (500, 40842438), (508, 40199250), (520, 39271575), (525, 38897560), (532, 38385750), (546, 37401500), (570, 35826700), (589, 34671000), (600, 34035365), (620, 32937450), (635, 32159400), (650, 31417260), (651, 31369000), (665, 30708600), (700, 29173170), (728, 28051125), (741, 27559000), (744, 27447875), (750, 27228292), (760, 26870025), (762, 26799500), (775, 26349960), (780, 26181050), (798, 25590500), (806, 25336500), (840, 24310975), (868, 23526750), (875, 23338536), (889, 22971000), (910, 22440900), (930, 21958300), (950, 21496020), (975, 20944840), (988, 20669250), (1000, 20421219), (1016, 20099625), (1050, 19448780), (1064, 19192875), (1085, 18821400), (1092, 18700750), (1140, 17913350), (1178, 17335500), (1209, 16891000), (1235, 16535400), (1240, 16468725), (1270, 16079700), (1300, 15708630), (1302, 15684500), (1330, 15354300), (1365, 14960600), (1400, 14586585), (1425, 14330680), (1482, 13779500), (1500, 13614146), (1524, 13399750), (1550, 13174980), (1560, 13090525), (1596, 12795250), (1612, 12668250), (1625, 12566904), (1651, 12369000), (1729, 11811000), (1736, 11763375), (1750, 11669268), (1767, 11557000), (1778, 11485500), (1820, 11220450), (1860, 10979150), (1900, 10748010), (1905, 10719800), (1950, 10472420), (1976, 10334625), (1995, 10236200), (2015, 10134600), (2100, 9724390), (2170, 9410700), (2184, 9350375), (2275, 8976360), (2280, 8956675), (2325, 8783320), (2356, 8667750), (2375, 8598408), (2413, 8463000), (2418, 8445500), (2470, 8267700), (2540, 8039850), (2600, 7854315), (2604, 7842250), (2625, 7779512), (2660, 7677150), (2667, 7657000), (2730, 7480300), (2821, 7239000), (2850, 7165340), (2945, 6934200), (2964, 6889750), (3000, 6807073), (3048, 6699875), (3100, 6587490), (3175, 6431880), (3192, 6397625), (3224, 6334125), (3250, 6283452), (3255, 6273800), (3302, 6184500), (3325, 6141720), (3458, 5905500), (3500, 5834634), (3534, 5778500), (3556, 5742750), (3640, 5610225), (3705, 5511800), (3720, 5489575), (3800, 5374005), (3810, 5359900), (3875, 5269992), (3900, 5236210), (3937, 5187000), (3990, 5118100), (4030, 5067300), (4123, 4953000), (4200, 4862195), (4340, 4705350), (4445, 4594200), (4550, 4488180), (4650, 4391660), (4712, 4333875), (4750, 4299204), (4826, 4231500), (4836, 4222750), (4875, 4188968), (4940, 4133850), (4953, 4123000), (5080, 4019925), (5187, 3937000), (5208, 3921125), (5250, 3889756), (5320, 3838575), (5334, 3828500), (5425, 3764280), (5460, 3740150), (5642, 3619500), (5700, 3582670), (5890, 3467100), (5928, 3444875), (6045, 3378200), (6175, 3307080), (6200, 3293745), (6350, 3215940), (6500, 3141726), (6510, 3136900), (6604, 3092250), (6650, 3070860), (6825, 2992120), (6916, 2952750), (7000, 2917317), (7068, 2889250), (7112, 2871375), (7125, 2866136), (7239, 2821000), (7410, 2755900), (7620, 2679950), (7657, 2667000), (7750, 2634996), (7800, 2618105), (7874, 2593500), (7980, 2559050), (8060, 2533650), (8246, 2476500), (8255, 2473800), (8463, 2413000), (8645, 2362200), (8680, 2352675), (8835, 2311400), (8890, 2297100), (9100, 2244090), (9300, 2195830), (9500, 2149602), (9525, 2143960), (9652, 2115750), (9672, 2111375), (9750, 2094484), (9880, 2066925), (9906, 2061500), (9975, 2047240), (10075, 2026920), (10374, 1968500), (10500, 1944878), (10668, 1914250), (10850, 1882140), (10920, 1870075), (11284, 1809750), (11375, 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(22225, 918840), (22568, 904875), (22750, 897636), (22971, 889000), (23114, 883500), (23250, 878332), (23560, 866775), (23622, 864500), (24130, 846300), (24180, 844550), (24700, 826770), (24738, 825500), (24765, 824600), (25400, 803985), (25935, 787400), (26040, 784225), (26600, 767715), (26670, 765700), (27125, 752856), (27300, 748030), (27559, 741000), (28210, 723900), (28500, 716534), (28956, 705250), (29450, 693420), (29640, 688975), (30225, 675640), (30628, 666750), (30875, 661416), (31000, 658749), (31369, 651000), (31496, 648375), (31750, 643188), (32550, 627380), (32984, 619125), (33020, 618450), (33250, 614172), (33782, 604500), (33852, 603250), (34125, 598424), (34580, 590550), (34671, 589000), (35340, 577850), (35560, 574275), (36195, 564200), (37050, 551180), (38100, 535990), (38285, 533400), (39000, 523621), (39370, 518700), (39624, 515375), (39900, 511810), (40300, 506730), (41230, 495300), (41275, 494760), (41496, 492125), (42315, 482600), (43225, 472440), (43400, 470535), (44175, 462280), (44450, 459420), (45500, 448818), (45942, 444500), (46228, 441750), (46500, 439166), (47244, 432250), (47625, 428792), (48260, 423150), (48360, 422275), (49400, 413385), (49476, 412750), (49530, 412300), (49875, 409448), (50375, 405384), (50673, 403000), (51181, 399000), (51870, 393700), (53340, 382850), (53599, 381000), (54250, 376428), (54600, 374015), (55118, 370500), (56420, 361950), (57000, 358267), (57785, 353400), (57912, 352625), (58900, 346710), (59055, 345800), (60325, 338520), (60450, 337820), (61256, 333375), (61750, 330708), (61845, 330200), (62738, 325500), (63500, 321594), (65100, 313690), (66040, 309225), (66500, 307086), (66675, 306280), (67564, 302250), (67704, 301625), (68250, 299212), (69160, 295275), (69342, 294500), (70525, 289560), (70680, 288925), (72390, 282100), (73625, 277368), (74100, 275590), (74803, 273000), (76200, 267995), (76570, 266700), (78740, 259350), (79800, 255905), (80600, 253365), (81375, 250952), (82460, 247650), (82550, 247380), (82677, 247000), (84455, 241800), (84630, 241300), (86450, 236220), (88350, 231140), (88900, 229710), (91000, 224409), (91884, 222250), (92456, 220875), (92625, 220472), (93000, 219583), (94107, 217000), (94488, 216125), (95250, 214396), (96520, 211575), (98425, 207480), (98952, 206375), (99060, 206150), (99750, 204724), (100750, 202692), (101346, 201500), (102362, 199500), (103075, 198120), (103740, 196850), (106680, 191425), (107198, 190500), (108500, 188214), (110236, 185250), (111125, 183768), (112840, 180975), (114855, 177800), (115570, 176700), (117800, 173355), (118110, 172900), (120650, 169260), (120900, 168910), (123500, 165354), (123690, 165100), (123825, 164920), (125476, 162750), (127000, 160797), (129675, 157480), (130200, 156845), (133000, 153543), (133350, 153140), (135128, 151125), (136500, 149606), (137795, 148200), (138684, 147250), (141050, 144780)]