20419257600

素因数分解:

$2^8\times 3^4\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:393

約数の個数: 1080

約数和(自身を含む): 91636509888

約数和(自身を除く): 71217252288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 25, 27, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 50, 51, 54, 56, 60, 63, 64, 68, 70, 72, 75, 80, 81, 84, 85, 90, 96, 100, 102, 105, 108, 112, 119, 120, 126, 128, 135, 136, 140, 144, 150, 153, 160, 162, 168, 170, 175, 180, 189, 192, 200, 204, 210, 216, 224, 225, 238, 240, 252, 255, 256, 270, 272, 280, 288, 300, 306, 315, 320, 324, 331, 336, 340, 350, 357, 360, 378, 384, 400, 405, 408, 420, 425, 432, 448, 450, 459, 476, 480, 504, 510, 525, 540, 544, 560, 567, 576, 595, 600, 612, 630, 640, 648, 662, 672, 675, 680, 700, 714, 720, 756, 765, 768, 800, 810, 816, 840, 850, 864, 896, 900, 918, 945, 952, 960, 993, 1008, 1020, 1050, 1071, 1080, 1088, 1120, 1134, 1152, 1190, 1200, 1224, 1260, 1275, 1280, 1296, 1324, 1344, 1350, 1360, 1377, 1400, 1428, 1440, 1512, 1530, 1575, 1600, 1620, 1632, 1655, 1680, 1700, 1728, 1785, 1792, 1800, 1836, 1890, 1904, 1920, 1986, 2016, 2025, 2040, 2100, 2142, 2160, 2176, 2240, 2268, 2295, 2304, 2317, 2380, 2400, 2448, 2520, 2550, 2592, 2648, 2688, 2700, 2720, 2754, 2800, 2835, 2856, 2880, 2975, 2979, 3024, 3060, 3150, 3200, 3213, 3240, 3264, 3310, 3360, 3400, 3456, 3570, 3600, 3672, 3780, 3808, 3825, 3840, 3972, 4032, 4050, 4080, 4200, 4284, 4320, 4352, 4480, 4536, 4590, 4634, 4725, 4760, 4800, 4896, 4965, 5040, 5100, 5184, 5296, 5355, 5376, 5400, 5440, 5508, 5600, 5627, 5670, 5712, 5760, 5950, 5958, 6048, 6120, 6300, 6400, 6426, 6480, 6528, 6620, 6720, 6800, 6885, 6912, 6951, 7140, 7200, 7344, 7560, 7616, 7650, 7944, 8064, 8100, 8160, 8275, 8400, 8568, 8640, 8925, 8937, 8960, 9072, 9180, 9268, 9450, 9520, 9600, 9639, 9792, 9930, 10080, 10200, 10368, 10592, 10710, 10800, 10880, 11016, 11200, 11254, 11340, 11424, 11475, 11520, 11585, 11900, 11916, 12096, 12240, 12600, 12852, 12960, 13056, 13240, 13440, 13600, 13770, 13902, 14175, 14280, 14400, 14688, 14895, 15120, 15232, 15300, 15888, 16065, 16128, 16200, 16320, 16550, 16800, 16881, 17136, 17280, 17850, 17874, 18144, 18360, 18536, 18900, 19040, 19200, 19278, 19584, 19860, 20160, 20400, 20736, 20853, 21184, 21420, 21600, 21760, 22032, 22400, 22508, 22680, 22848, 22950, 23170, 23800, 23832, 24192, 24480, 24825, 25200, 25704, 25920, 26480, 26775, 26811, 26880, 27200, 27540, 27804, 28135, 28350, 28560, 28800, 29376, 29790, 30240, 30464, 30600, 31776, 32130, 32400, 32640, 33100, 33600, 33762, 34272, 34425, 34560, 34755, 35700, 35748, 36288, 36720, 37072, 37800, 38080, 38556, 39168, 39389, 39720, 40320, 40800, 41706, 42368, 42840, 43200, 44064, 44685, 44800, 45016, 45360, 45696, 45900, 46340, 47600, 47664, 48195, 48384, 48960, 49650, 50400, 50643, 51408, 51840, 52960, 53550, 53622, 54400, 55080, 55608, 56270, 56700, 57120, 57600, 57925, 58752, 59580, 60480, 61200, 62559, 63552, 64260, 64800, 65280, 66200, 67200, 67524, 68544, 68850, 69510, 71400, 71496, 72576, 73440, 74144, 74475, 75600, 76160, 77112, 78778, 79440, 80325, 80640, 81600, 83412, 84405, 84736, 85680, 86400, 88128, 89370, 90032, 90720, 91392, 91800, 92680, 95200, 95328, 96390, 97920, 99300, 100800, 101286, 102816, 103680, 104265, 105920, 107100, 107244, 108800, 110160, 111216, 112540, 113400, 114240, 115850, 117504, 118167, 119160, 120960, 122400, 125118, 127104, 128520, 129600, 132400, 134055, 134400, 135048, 137088, 137700, 139020, 140675, 142800, 142992, 145152, 146880, 148288, 148950, 151200, 151929, 152320, 154224, 157556, 158880, 160650, 163200, 166824, 168810, 171360, 172800, 173775, 176256, 178740, 180064, 181440, 183600, 185360, 187677, 190400, 190656, 192780, 195840, 196945, 198600, 201600, 202572, 205632, 208530, 211840, 214200, 214488, 220320, 222432, 223425, 225080, 226800, 228480, 231700, 236334, 238320, 240975, 241920, 244800, 250236, 253215, 254208, 257040, 259200, 264800, 268110, 270096, 274176, 275400, 278040, 281350, 285600, 285984, 293760, 296576, 297900, 302400, 303858, 308448, 312795, 315112, 317760, 321300, 326400, 333648, 337620, 342720, 347550, 352512, 354501, 357480, 360128, 362880, 367200, 370720, 375354, 380800, 381312, 385560, 393890, 397200, 403200, 405144, 411264, 417060, 422025, 423680, 428400, 428976, 440640, 444864, 446850, 450160, 453600, 455787, 456960, 463400, 472668, 476640, 481950, 489600, 500472, 506430, 514080, 518400, 521325, 529600, 536220, 540192, 550800, 556080, 562700, 571200, 571968, 587520, 590835, 593152, 595800, 604800, 607716, 616896, 625590, 630224, 635520, 642600, 667296, 670275, 675240, 685440, 695100, 709002, 714960, 720256, 725760, 734400, 741440, 750708, 759645, 761600, 762624, 771120, 787780, 794400, 810288, 822528, 834120, 844050, 856800, 857952, 881280, 889728, 893700, 900320, 907200, 911574, 926800, 938385, 945336, 953280, 963900, 979200, 984725, 1000944, 1012860, 1028160, 1042650, 1059200, 1063503, 1072440, 1080384, 1101600, 1112160, 1125400, 1142400, 1143936, 1181670, 1191600, 1209600, 1215432, 1233792, 1251180, 1260448, 1266075, 1271040, 1285200, 1334592, 1340550, 1350480, 1370880, 1390200, 1418004, 1429920, 1440512, 1468800, 1482880, 1501416, 1519290, 1542240, 1563975, 1575560, 1588800, 1620576, 1668240, 1688100, 1713600, 1715904, 1762560, 1772505, 1779456, 1787400, 1800640, 1814400, 1823148, 1853600, 1876770, 1890672, 1906560, 1927800, 1969450, 2001888, 2025720, 2056320, 2085300, 2118400, 2127006, 2144880, 2160768, 2203200, 2224320, 2250800, 2278935, 2284800, 2287872, 2363340, 2383200, 2430864, 2467584, 2502360, 2520896, 2532150, 2570400, 2669184, 2681100, 2700960, 2780400, 2836008, 2859840, 2937600, 2954175, 2965760, 3002832, 3038580, 3084480, 3127950, 3151120, 3177600, 3190509, 3241152, 3336480, 3376200, 3427200, 3431808, 3545010, 3574800, 3601280, 3628800, 3646296, 3707200, 3753540, 3781344, 3798225, 3813120, 3855600, 3938900, 4003776, 4051440, 4112640, 4170600, 4254012, 4289760, 4321536, 4406400, 4448640, 4501600, 4557870, 4691925, 4726680, 4766400, 4861728, 5004720, 5041792, 5064300, 5140800, 5317515, 5338368, 5362200, 5401920, 5560800, 5672016, 5719680, 5908350, 6005664, 6077160, 6168960, 6255900, 6302240, 6355200, 6381018, 6482304, 6672960, 6752400, 6854400, 6863616, 7090020, 7149600, 7202560, 7292592, 7414400, 7507080, 7562688, 7596450, 7711200, 7877800, 8007552, 8102880, 8341200, 8508024, 8579520, 8812800, 8862525, 8897280, 9003200, 9115740, 9383850, 9453360, 9532800, 9723456, 10009440, 10083584, 10128600, 10281600, 10635030, 10724400, 10803840, 11121600, 11344032, 11394675, 11439360, 11816700, 12011328, 12154320, 12337920, 12511800, 12604480, 12762036, 12964608, 13345920, 13504800, 14180040, 14299200, 14585184, 14828800, 15014160, 15125376, 15192900, 15422400, 15755600, 15952545, 16015104, 16205760, 16682400, 17016048, 17159040, 17725050, 18006400, 18231480, 18767700, 18906720, 19065600, 19446912, 20018880, 20257200, 20563200, 21270060, 21448800, 21607680, 22243200, 22688064, 22789350, 23633400, 24022656, 24308640, 25023600, 25208960, 25524072, 26587575, 26691840, 27009600, 28360080, 28598400, 29170368, 30028320, 30250752, 30385800, 30844800, 31511200, 31905090, 32411520, 33364800, 34032096, 34318080, 35450100, 36012800, 36462960, 37535400, 37813440, 38893824, 40037760, 40514400, 42540120, 42897600, 44486400, 45376128, 45578700, 47266800, 48045312, 48617280, 50047200, 50417920, 51048144, 53175150, 54019200, 56720160, 57196800, 58340736, 60056640, 60771600, 61689600, 63022400, 63810180, 64823040, 66729600, 68064192, 70900200, 72925920, 75070800, 75626880, 79762725, 80075520, 81028800, 85080240, 85795200, 90752256, 91157400, 94533600, 97234560, 100094400, 102096288, 106350300, 108038400, 113440320, 116681472, 120113280, 121543200, 126044800, 127620360, 133459200, 136128384, 141800400, 145851840, 150141600, 151253760, 159525450, 162057600, 170160480, 171590400, 182314800, 189067200, 194469120, 200188800, 204192576, 212700600, 226880640, 240226560, 243086400, 252089600, 255240720, 272256768, 283600800, 291703680, 300283200, 319050900, 324115200, 340320960, 364629600, 378134400, 400377600, 408385152, 425401200, 453761280, 486172800, 510481440, 567201600, 583407360, 600566400, 638101800, 680641920, 729259200, 756268800, 816770304, 850802400, 972345600, 1020962880, 1134403200, 1201132800, 1276203600, 1361283840, 1458518400, 1701604800, 2041925760, 2268806400, 2552407200, 2917036800, 3403209600, 4083851520, 5104814400, 6806419200, 10209628800, 20419257600]

約数ペア:

[(1, 20419257600), (2, 10209628800), (3, 6806419200), (4, 5104814400), (5, 4083851520), (6, 3403209600), (7, 2917036800), (8, 2552407200), (9, 2268806400), (10, 2041925760), (12, 1701604800), (14, 1458518400), (15, 1361283840), (16, 1276203600), (17, 1201132800), (18, 1134403200), (20, 1020962880), (21, 972345600), (24, 850802400), (25, 816770304), (27, 756268800), (28, 729259200), (30, 680641920), (32, 638101800), (34, 600566400), (35, 583407360), (36, 567201600), (40, 510481440), (42, 486172800), (45, 453761280), (48, 425401200), (50, 408385152), (51, 400377600), (54, 378134400), (56, 364629600), (60, 340320960), (63, 324115200), (64, 319050900), (68, 300283200), (70, 291703680), (72, 283600800), (75, 272256768), (80, 255240720), (81, 252089600), (84, 243086400), (85, 240226560), (90, 226880640), (96, 212700600), (100, 204192576), (102, 200188800), (105, 194469120), (108, 189067200), (112, 182314800), (119, 171590400), (120, 170160480), (126, 162057600), (128, 159525450), (135, 151253760), (136, 150141600), (140, 145851840), (144, 141800400), (150, 136128384), (153, 133459200), (160, 127620360), (162, 126044800), (168, 121543200), (170, 120113280), (175, 116681472), (180, 113440320), (189, 108038400), (192, 106350300), (200, 102096288), (204, 100094400), (210, 97234560), (216, 94533600), (224, 91157400), (225, 90752256), (238, 85795200), (240, 85080240), (252, 81028800), (255, 80075520), (256, 79762725), (270, 75626880), (272, 75070800), (280, 72925920), (288, 70900200), (300, 68064192), (306, 66729600), (315, 64823040), (320, 63810180), (324, 63022400), (331, 61689600), (336, 60771600), (340, 60056640), (350, 58340736), (357, 57196800), (360, 56720160), (378, 54019200), (384, 53175150), (400, 51048144), (405, 50417920), (408, 50047200), (420, 48617280), (425, 48045312), (432, 47266800), (448, 45578700), (450, 45376128), (459, 44486400), (476, 42897600), (480, 42540120), (504, 40514400), (510, 40037760), (525, 38893824), (540, 37813440), (544, 37535400), (560, 36462960), (567, 36012800), (576, 35450100), (595, 34318080), (600, 34032096), (612, 33364800), (630, 32411520), (640, 31905090), (648, 31511200), (662, 30844800), (672, 30385800), (675, 30250752), (680, 30028320), (700, 29170368), (714, 28598400), (720, 28360080), (756, 27009600), (765, 26691840), (768, 26587575), (800, 25524072), (810, 25208960), (816, 25023600), (840, 24308640), (850, 24022656), (864, 23633400), (896, 22789350), (900, 22688064), (918, 22243200), (945, 21607680), (952, 21448800), (960, 21270060), (993, 20563200), (1008, 20257200), (1020, 20018880), (1050, 19446912), (1071, 19065600), (1080, 18906720), (1088, 18767700), (1120, 18231480), (1134, 18006400), (1152, 17725050), (1190, 17159040), (1200, 17016048), (1224, 16682400), (1260, 16205760), (1275, 16015104), (1280, 15952545), (1296, 15755600), (1324, 15422400), (1344, 15192900), (1350, 15125376), (1360, 15014160), (1377, 14828800), (1400, 14585184), (1428, 14299200), (1440, 14180040), (1512, 13504800), (1530, 13345920), (1575, 12964608), (1600, 12762036), (1620, 12604480), (1632, 12511800), (1655, 12337920), (1680, 12154320), (1700, 12011328), (1728, 11816700), (1785, 11439360), (1792, 11394675), (1800, 11344032), (1836, 11121600), (1890, 10803840), (1904, 10724400), (1920, 10635030), (1986, 10281600), (2016, 10128600), (2025, 10083584), (2040, 10009440), (2100, 9723456), (2142, 9532800), (2160, 9453360), (2176, 9383850), (2240, 9115740), (2268, 9003200), (2295, 8897280), (2304, 8862525), (2317, 8812800), (2380, 8579520), (2400, 8508024), (2448, 8341200), (2520, 8102880), (2550, 8007552), (2592, 7877800), (2648, 7711200), (2688, 7596450), (2700, 7562688), (2720, 7507080), (2754, 7414400), (2800, 7292592), (2835, 7202560), (2856, 7149600), (2880, 7090020), (2975, 6863616), (2979, 6854400), (3024, 6752400), (3060, 6672960), (3150, 6482304), (3200, 6381018), (3213, 6355200), (3240, 6302240), (3264, 6255900), (3310, 6168960), (3360, 6077160), (3400, 6005664), (3456, 5908350), (3570, 5719680), (3600, 5672016), (3672, 5560800), (3780, 5401920), (3808, 5362200), (3825, 5338368), (3840, 5317515), (3972, 5140800), (4032, 5064300), (4050, 5041792), (4080, 5004720), (4200, 4861728), (4284, 4766400), (4320, 4726680), (4352, 4691925), (4480, 4557870), (4536, 4501600), (4590, 4448640), (4634, 4406400), (4725, 4321536), (4760, 4289760), (4800, 4254012), (4896, 4170600), (4965, 4112640), (5040, 4051440), (5100, 4003776), (5184, 3938900), (5296, 3855600), (5355, 3813120), (5376, 3798225), (5400, 3781344), (5440, 3753540), (5508, 3707200), (5600, 3646296), (5627, 3628800), (5670, 3601280), (5712, 3574800), (5760, 3545010), (5950, 3431808), (5958, 3427200), (6048, 3376200), (6120, 3336480), (6300, 3241152), (6400, 3190509), (6426, 3177600), (6480, 3151120), (6528, 3127950), (6620, 3084480), (6720, 3038580), (6800, 3002832), (6885, 2965760), (6912, 2954175), (6951, 2937600), (7140, 2859840), (7200, 2836008), (7344, 2780400), (7560, 2700960), (7616, 2681100), (7650, 2669184), (7944, 2570400), (8064, 2532150), (8100, 2520896), (8160, 2502360), (8275, 2467584), (8400, 2430864), (8568, 2383200), (8640, 2363340), (8925, 2287872), (8937, 2284800), (8960, 2278935), (9072, 2250800), (9180, 2224320), (9268, 2203200), (9450, 2160768), (9520, 2144880), (9600, 2127006), (9639, 2118400), (9792, 2085300), (9930, 2056320), (10080, 2025720), (10200, 2001888), (10368, 1969450), (10592, 1927800), (10710, 1906560), (10800, 1890672), (10880, 1876770), (11016, 1853600), (11200, 1823148), (11254, 1814400), (11340, 1800640), (11424, 1787400), (11475, 1779456), (11520, 1772505), (11585, 1762560), (11900, 1715904), (11916, 1713600), (12096, 1688100), (12240, 1668240), (12600, 1620576), (12852, 1588800), (12960, 1575560), (13056, 1563975), (13240, 1542240), (13440, 1519290), (13600, 1501416), (13770, 1482880), (13902, 1468800), (14175, 1440512), (14280, 1429920), (14400, 1418004), (14688, 1390200), (14895, 1370880), (15120, 1350480), (15232, 1340550), (15300, 1334592), (15888, 1285200), (16065, 1271040), (16128, 1266075), (16200, 1260448), (16320, 1251180), (16550, 1233792), (16800, 1215432), (16881, 1209600), (17136, 1191600), (17280, 1181670), (17850, 1143936), (17874, 1142400), (18144, 1125400), (18360, 1112160), (18536, 1101600), (18900, 1080384), (19040, 1072440), (19200, 1063503), (19278, 1059200), (19584, 1042650), (19860, 1028160), (20160, 1012860), (20400, 1000944), (20736, 984725), (20853, 979200), (21184, 963900), (21420, 953280), (21600, 945336), (21760, 938385), (22032, 926800), (22400, 911574), (22508, 907200), (22680, 900320), (22848, 893700), (22950, 889728), (23170, 881280), (23800, 857952), (23832, 856800), (24192, 844050), (24480, 834120), (24825, 822528), (25200, 810288), (25704, 794400), (25920, 787780), (26480, 771120), (26775, 762624), (26811, 761600), (26880, 759645), (27200, 750708), (27540, 741440), (27804, 734400), (28135, 725760), (28350, 720256), (28560, 714960), (28800, 709002), (29376, 695100), (29790, 685440), (30240, 675240), (30464, 670275), (30600, 667296), (31776, 642600), (32130, 635520), (32400, 630224), (32640, 625590), (33100, 616896), (33600, 607716), (33762, 604800), (34272, 595800), (34425, 593152), (34560, 590835), (34755, 587520), (35700, 571968), (35748, 571200), (36288, 562700), (36720, 556080), (37072, 550800), (37800, 540192), (38080, 536220), (38556, 529600), (39168, 521325), (39389, 518400), (39720, 514080), (40320, 506430), (40800, 500472), (41706, 489600), (42368, 481950), (42840, 476640), (43200, 472668), (44064, 463400), (44685, 456960), (44800, 455787), (45016, 453600), (45360, 450160), (45696, 446850), (45900, 444864), (46340, 440640), (47600, 428976), (47664, 428400), (48195, 423680), (48384, 422025), (48960, 417060), (49650, 411264), (50400, 405144), (50643, 403200), (51408, 397200), (51840, 393890), (52960, 385560), (53550, 381312), (53622, 380800), (54400, 375354), (55080, 370720), (55608, 367200), (56270, 362880), (56700, 360128), (57120, 357480), (57600, 354501), (57925, 352512), (58752, 347550), (59580, 342720), (60480, 337620), (61200, 333648), (62559, 326400), (63552, 321300), (64260, 317760), (64800, 315112), (65280, 312795), (66200, 308448), (67200, 303858), (67524, 302400), (68544, 297900), (68850, 296576), (69510, 293760), (71400, 285984), (71496, 285600), (72576, 281350), (73440, 278040), (74144, 275400), (74475, 274176), (75600, 270096), (76160, 268110), (77112, 264800), (78778, 259200), (79440, 257040), (80325, 254208), (80640, 253215), (81600, 250236), (83412, 244800), (84405, 241920), (84736, 240975), (85680, 238320), (86400, 236334), (88128, 231700), (89370, 228480), (90032, 226800), (90720, 225080), (91392, 223425), (91800, 222432), (92680, 220320), (95200, 214488), (95328, 214200), (96390, 211840), (97920, 208530), (99300, 205632), (100800, 202572), (101286, 201600), (102816, 198600), (103680, 196945), (104265, 195840), (105920, 192780), (107100, 190656), (107244, 190400), (108800, 187677), (110160, 185360), (111216, 183600), (112540, 181440), (113400, 180064), (114240, 178740), (115850, 176256), (117504, 173775), (118167, 172800), (119160, 171360), (120960, 168810), (122400, 166824), (125118, 163200), (127104, 160650), (128520, 158880), (129600, 157556), (132400, 154224), (134055, 152320), (134400, 151929), (135048, 151200), (137088, 148950), (137700, 148288), (139020, 146880), (140675, 145152), (142800, 142992)]