20495047680

素因数分解:

$2^{10}\times 3^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:96

約数の個数: 924

約数和(自身を含む): 82424747640

約数和(自身を除く): 61929699960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 30, 32, 34, 36, 38, 40, 45, 48, 51, 54, 57, 60, 64, 68, 72, 76, 80, 81, 85, 90, 95, 96, 102, 108, 114, 120, 128, 135, 136, 144, 152, 153, 160, 162, 170, 171, 180, 190, 192, 204, 216, 228, 240, 243, 255, 256, 270, 272, 285, 288, 289, 304, 306, 320, 323, 324, 340, 342, 360, 380, 384, 405, 408, 432, 456, 459, 480, 486, 510, 512, 513, 540, 544, 570, 576, 578, 608, 612, 640, 646, 648, 680, 684, 720, 729, 760, 765, 768, 810, 816, 855, 864, 867, 912, 918, 960, 969, 972, 1020, 1024, 1026, 1080, 1088, 1140, 1152, 1156, 1215, 1216, 1224, 1280, 1292, 1296, 1360, 1368, 1377, 1440, 1445, 1458, 1520, 1530, 1536, 1539, 1615, 1620, 1632, 1710, 1728, 1734, 1824, 1836, 1920, 1938, 1944, 2040, 2052, 2160, 2176, 2280, 2295, 2304, 2312, 2430, 2432, 2448, 2560, 2565, 2584, 2592, 2601, 2720, 2736, 2754, 2880, 2890, 2907, 2916, 3040, 3060, 3072, 3078, 3230, 3240, 3264, 3420, 3456, 3468, 3645, 3648, 3672, 3840, 3876, 3888, 4080, 4104, 4131, 4320, 4335, 4352, 4560, 4590, 4608, 4617, 4624, 4845, 4860, 4864, 4896, 5120, 5130, 5168, 5184, 5202, 5440, 5472, 5491, 5508, 5760, 5780, 5814, 5832, 6080, 6120, 6156, 6460, 6480, 6528, 6840, 6885, 6912, 6936, 7290, 7296, 7344, 7680, 7695, 7752, 7776, 7803, 8160, 8208, 8262, 8640, 8670, 8704, 8721, 9120, 9180, 9216, 9234, 9248, 9690, 9720, 9728, 9792, 10260, 10336, 10368, 10404, 10880, 10944, 10982, 11016, 11520, 11560, 11628, 11664, 12160, 12240, 12312, 12393, 12920, 12960, 13005, 13056, 13680, 13770, 13824, 13851, 13872, 14535, 14580, 14592, 14688, 15360, 15390, 15504, 15552, 15606, 16320, 16416, 16473, 16524, 17280, 17340, 17408, 17442, 18240, 18360, 18468, 18496, 19380, 19440, 19456, 19584, 20520, 20655, 20672, 20736, 20808, 21760, 21888, 21964, 22032, 23040, 23085, 23120, 23256, 23328, 23409, 24320, 24480, 24624, 24786, 25840, 25920, 26010, 26112, 26163, 27360, 27455, 27540, 27648, 27702, 27744, 29070, 29160, 29184, 29376, 30780, 31008, 31104, 31212, 32640, 32832, 32946, 33048, 34560, 34680, 34884, 36480, 36720, 36936, 36992, 38760, 38880, 39015, 39168, 41040, 41310, 41344, 41472, 41616, 43520, 43605, 43776, 43928, 44064, 46080, 46170, 46240, 46512, 46656, 46818, 48640, 48960, 49248, 49419, 49572, 51680, 51840, 52020, 52224, 52326, 54720, 54910, 55080, 55404, 55488, 58140, 58320, 58368, 58752, 61560, 61965, 62016, 62208, 62424, 65280, 65664, 65892, 66096, 69120, 69255, 69360, 69768, 70227, 72960, 73440, 73872, 73984, 77520, 77760, 78030, 78336, 78489, 82080, 82365, 82620, 82688, 82944, 83232, 87040, 87210, 87552, 87856, 88128, 92340, 92480, 93024, 93312, 93636, 97280, 97920, 98496, 98838, 99144, 103360, 103680, 104040, 104652, 109440, 109820, 110160, 110808, 110976, 116280, 116640, 117045, 117504, 123120, 123930, 124032, 124416, 124848, 130560, 130815, 131328, 131784, 132192, 138240, 138510, 138720, 139536, 140454, 145920, 146880, 147744, 147968, 148257, 155040, 155520, 156060, 156672, 156978, 164160, 164730, 165240, 165376, 166464, 174420, 175104, 175712, 176256, 184680, 184960, 186048, 186624, 187272, 195840, 196992, 197676, 198288, 206720, 207360, 208080, 209304, 210681, 218880, 219640, 220320, 221616, 221952, 232560, 233280, 234090, 235008, 235467, 246240, 247095, 247860, 248064, 248832, 249696, 261120, 261630, 262656, 263568, 264384, 277020, 277440, 279072, 280908, 291840, 293760, 295488, 295936, 296514, 310080, 311040, 312120, 313956, 328320, 329460, 330480, 330752, 332928, 348840, 351135, 351424, 352512, 369360, 369920, 372096, 373248, 374544, 391680, 392445, 393984, 395352, 396576, 413440, 414720, 416160, 418608, 421362, 437760, 439280, 440640, 443232, 443904, 444771, 465120, 466560, 468180, 470016, 470934, 492480, 494190, 495720, 496128, 499392, 523260, 525312, 527136, 528768, 554040, 554880, 558144, 561816, 587520, 590976, 593028, 620160, 622080, 624240, 627912, 656640, 658920, 660960, 665856, 697680, 702270, 702848, 705024, 738720, 739840, 741285, 744192, 746496, 749088, 783360, 784890, 787968, 790704, 793152, 826880, 832320, 837216, 842724, 875520, 878560, 881280, 886464, 887808, 889542, 930240, 933120, 936360, 941868, 984960, 988380, 991440, 992256, 998784, 1046520, 1053405, 1054272, 1057536, 1108080, 1109760, 1116288, 1123632, 1175040, 1177335, 1181952, 1186056, 1240320, 1244160, 1248480, 1255824, 1313280, 1317840, 1321920, 1331712, 1334313, 1395360, 1404540, 1405696, 1410048, 1477440, 1479680, 1482570, 1488384, 1498176, 1569780, 1575936, 1581408, 1586304, 1653760, 1664640, 1674432, 1685448, 1757120, 1762560, 1772928, 1779084, 1860480, 1866240, 1872720, 1883736, 1969920, 1976760, 1982880, 1997568, 2093040, 2106810, 2108544, 2115072, 2216160, 2219520, 2223855, 2232576, 2247264, 2350080, 2354670, 2363904, 2372112, 2480640, 2496960, 2511648, 2626560, 2635680, 2643840, 2663424, 2668626, 2790720, 2809080, 2811392, 2954880, 2965140, 2976768, 2996352, 3139560, 3162816, 3172608, 3329280, 3348864, 3370896, 3514240, 3525120, 3545856, 3558168, 3720960, 3732480, 3745440, 3767472, 3939840, 3953520, 3965760, 3995136, 4002939, 4186080, 4213620, 4217088, 4230144, 4432320, 4439040, 4447710, 4465152, 4494528, 4709340, 4727808, 4744224, 4961280, 4993920, 5023296, 5271360, 5287680, 5337252, 5581440, 5618160, 5622784, 5909760, 5930280, 5992704, 6279120, 6325632, 6345216, 6658560, 6671565, 6697728, 6741792, 7028480, 7050240, 7091712, 7116336, 7441920, 7490880, 7534944, 7879680, 7907040, 7931520, 7990272, 8005878, 8372160, 8427240, 8434176, 8864640, 8895420, 8930304, 8989056, 9418680, 9488448, 9987840, 10046592, 10542720, 10575360, 10674504, 11162880, 11236320, 11819520, 11860560, 11985408, 12558240, 12651264, 12690432, 13317120, 13343130, 13395456, 13483584, 14056960, 14183424, 14232672, 14883840, 14981760, 15069888, 15814080, 15863040, 16011756, 16744320, 16854480, 16868352, 17729280, 17790840, 17978112, 18837360, 18976896, 19975680, 20014695, 20093184, 21085440, 21150720, 21349008, 22325760, 22472640, 23639040, 23721120, 23970816, 25116480, 25302528, 26686260, 26790912, 26967168, 28113920, 28465344, 29963520, 30139776, 31628160, 31726080, 32023512, 33488640, 33708960, 35458560, 35581680, 35956224, 37674720, 37953792, 39951360, 40029390, 40186368, 42170880, 42698016, 44651520, 44945280, 47442240, 50232960, 50605056, 53372520, 53934336, 56930688, 59927040, 60279552, 63256320, 63452160, 64047024, 66977280, 67417920, 70917120, 71163360, 71912448, 75349440, 75907584, 80058780, 80372736, 84341760, 85396032, 89890560, 94884480, 100465920, 106745040, 107868672, 113861376, 119854080, 120559104, 126512640, 128094048, 133954560, 134835840, 142326720, 150698880, 151815168, 160117560, 170792064, 179781120, 189768960, 200931840, 213490080, 215737344, 227722752, 241118208, 253025280, 256188096, 269671680, 284653440, 301397760, 320235120, 341584128, 359562240, 379537920, 401863680, 426980160, 455445504, 512376192, 539343360, 569306880, 602795520, 640470240, 683168256, 759075840, 853960320, 1024752384, 1078686720, 1138613760, 1205591040, 1280940480, 1366336512, 1707920640, 2049504768, 2277227520, 2561880960, 3415841280, 4099009536, 5123761920, 6831682560, 10247523840, 20495047680]

約数ペア:

[(1, 20495047680), (2, 10247523840), (3, 6831682560), (4, 5123761920), (5, 4099009536), (6, 3415841280), (8, 2561880960), (9, 2277227520), (10, 2049504768), (12, 1707920640), (15, 1366336512), (16, 1280940480), (17, 1205591040), (18, 1138613760), (19, 1078686720), (20, 1024752384), (24, 853960320), (27, 759075840), (30, 683168256), (32, 640470240), (34, 602795520), (36, 569306880), (38, 539343360), (40, 512376192), (45, 455445504), (48, 426980160), (51, 401863680), (54, 379537920), (57, 359562240), (60, 341584128), (64, 320235120), (68, 301397760), (72, 284653440), (76, 269671680), (80, 256188096), (81, 253025280), (85, 241118208), (90, 227722752), (95, 215737344), (96, 213490080), (102, 200931840), (108, 189768960), (114, 179781120), (120, 170792064), (128, 160117560), (135, 151815168), (136, 150698880), (144, 142326720), (152, 134835840), (153, 133954560), (160, 128094048), (162, 126512640), (170, 120559104), (171, 119854080), (180, 113861376), (190, 107868672), (192, 106745040), (204, 100465920), (216, 94884480), (228, 89890560), (240, 85396032), (243, 84341760), (255, 80372736), (256, 80058780), (270, 75907584), (272, 75349440), (285, 71912448), (288, 71163360), (289, 70917120), (304, 67417920), (306, 66977280), (320, 64047024), (323, 63452160), (324, 63256320), (340, 60279552), (342, 59927040), (360, 56930688), (380, 53934336), (384, 53372520), (405, 50605056), (408, 50232960), (432, 47442240), (456, 44945280), (459, 44651520), (480, 42698016), (486, 42170880), (510, 40186368), (512, 40029390), (513, 39951360), (540, 37953792), (544, 37674720), (570, 35956224), (576, 35581680), (578, 35458560), (608, 33708960), (612, 33488640), (640, 32023512), (646, 31726080), (648, 31628160), (680, 30139776), (684, 29963520), (720, 28465344), (729, 28113920), (760, 26967168), (765, 26790912), (768, 26686260), (810, 25302528), (816, 25116480), (855, 23970816), (864, 23721120), (867, 23639040), (912, 22472640), (918, 22325760), (960, 21349008), (969, 21150720), (972, 21085440), (1020, 20093184), (1024, 20014695), (1026, 19975680), (1080, 18976896), (1088, 18837360), (1140, 17978112), (1152, 17790840), (1156, 17729280), (1215, 16868352), (1216, 16854480), (1224, 16744320), (1280, 16011756), (1292, 15863040), (1296, 15814080), (1360, 15069888), (1368, 14981760), (1377, 14883840), (1440, 14232672), (1445, 14183424), (1458, 14056960), (1520, 13483584), (1530, 13395456), (1536, 13343130), (1539, 13317120), (1615, 12690432), (1620, 12651264), (1632, 12558240), (1710, 11985408), (1728, 11860560), (1734, 11819520), (1824, 11236320), (1836, 11162880), (1920, 10674504), (1938, 10575360), (1944, 10542720), (2040, 10046592), (2052, 9987840), (2160, 9488448), (2176, 9418680), (2280, 8989056), (2295, 8930304), (2304, 8895420), (2312, 8864640), (2430, 8434176), (2432, 8427240), (2448, 8372160), (2560, 8005878), (2565, 7990272), (2584, 7931520), (2592, 7907040), (2601, 7879680), (2720, 7534944), (2736, 7490880), (2754, 7441920), (2880, 7116336), (2890, 7091712), (2907, 7050240), (2916, 7028480), (3040, 6741792), (3060, 6697728), (3072, 6671565), (3078, 6658560), (3230, 6345216), (3240, 6325632), (3264, 6279120), (3420, 5992704), (3456, 5930280), (3468, 5909760), (3645, 5622784), (3648, 5618160), (3672, 5581440), (3840, 5337252), (3876, 5287680), (3888, 5271360), (4080, 5023296), (4104, 4993920), (4131, 4961280), (4320, 4744224), (4335, 4727808), (4352, 4709340), (4560, 4494528), (4590, 4465152), (4608, 4447710), (4617, 4439040), (4624, 4432320), (4845, 4230144), (4860, 4217088), (4864, 4213620), (4896, 4186080), (5120, 4002939), (5130, 3995136), (5168, 3965760), (5184, 3953520), (5202, 3939840), (5440, 3767472), (5472, 3745440), (5491, 3732480), (5508, 3720960), (5760, 3558168), (5780, 3545856), (5814, 3525120), (5832, 3514240), (6080, 3370896), (6120, 3348864), (6156, 3329280), (6460, 3172608), (6480, 3162816), (6528, 3139560), (6840, 2996352), (6885, 2976768), (6912, 2965140), (6936, 2954880), (7290, 2811392), (7296, 2809080), (7344, 2790720), (7680, 2668626), (7695, 2663424), (7752, 2643840), (7776, 2635680), (7803, 2626560), (8160, 2511648), (8208, 2496960), (8262, 2480640), (8640, 2372112), (8670, 2363904), (8704, 2354670), (8721, 2350080), (9120, 2247264), (9180, 2232576), (9216, 2223855), (9234, 2219520), (9248, 2216160), (9690, 2115072), (9720, 2108544), (9728, 2106810), (9792, 2093040), (10260, 1997568), (10336, 1982880), (10368, 1976760), (10404, 1969920), (10880, 1883736), (10944, 1872720), (10982, 1866240), (11016, 1860480), (11520, 1779084), (11560, 1772928), (11628, 1762560), (11664, 1757120), (12160, 1685448), (12240, 1674432), (12312, 1664640), (12393, 1653760), (12920, 1586304), (12960, 1581408), (13005, 1575936), (13056, 1569780), (13680, 1498176), (13770, 1488384), (13824, 1482570), (13851, 1479680), (13872, 1477440), (14535, 1410048), (14580, 1405696), (14592, 1404540), (14688, 1395360), (15360, 1334313), (15390, 1331712), (15504, 1321920), (15552, 1317840), (15606, 1313280), (16320, 1255824), (16416, 1248480), (16473, 1244160), (16524, 1240320), (17280, 1186056), (17340, 1181952), (17408, 1177335), (17442, 1175040), (18240, 1123632), (18360, 1116288), (18468, 1109760), (18496, 1108080), (19380, 1057536), (19440, 1054272), (19456, 1053405), (19584, 1046520), (20520, 998784), (20655, 992256), (20672, 991440), (20736, 988380), (20808, 984960), (21760, 941868), (21888, 936360), (21964, 933120), (22032, 930240), (23040, 889542), (23085, 887808), (23120, 886464), (23256, 881280), (23328, 878560), (23409, 875520), (24320, 842724), (24480, 837216), (24624, 832320), (24786, 826880), (25840, 793152), (25920, 790704), (26010, 787968), (26112, 784890), (26163, 783360), (27360, 749088), (27455, 746496), (27540, 744192), (27648, 741285), (27702, 739840), (27744, 738720), (29070, 705024), (29160, 702848), (29184, 702270), (29376, 697680), (30780, 665856), (31008, 660960), (31104, 658920), (31212, 656640), (32640, 627912), (32832, 624240), (32946, 622080), (33048, 620160), (34560, 593028), (34680, 590976), (34884, 587520), (36480, 561816), (36720, 558144), (36936, 554880), (36992, 554040), (38760, 528768), (38880, 527136), (39015, 525312), (39168, 523260), (41040, 499392), (41310, 496128), (41344, 495720), (41472, 494190), (41616, 492480), (43520, 470934), (43605, 470016), (43776, 468180), (43928, 466560), (44064, 465120), (46080, 444771), (46170, 443904), (46240, 443232), (46512, 440640), (46656, 439280), (46818, 437760), (48640, 421362), (48960, 418608), (49248, 416160), (49419, 414720), (49572, 413440), (51680, 396576), (51840, 395352), (52020, 393984), (52224, 392445), (52326, 391680), (54720, 374544), (54910, 373248), (55080, 372096), (55404, 369920), (55488, 369360), (58140, 352512), (58320, 351424), (58368, 351135), (58752, 348840), (61560, 332928), (61965, 330752), (62016, 330480), (62208, 329460), (62424, 328320), (65280, 313956), (65664, 312120), (65892, 311040), (66096, 310080), (69120, 296514), (69255, 295936), (69360, 295488), (69768, 293760), (70227, 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146880), (140454, 145920)]