20287687680

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 880

約数和(自身を含む): 80892592704

約数和(自身を除く): 60604905024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 53, 54, 60, 64, 65, 71, 72, 78, 80, 81, 90, 96, 104, 106, 108, 117, 120, 128, 130, 135, 142, 144, 156, 159, 160, 162, 180, 192, 195, 208, 212, 213, 216, 234, 240, 256, 260, 265, 270, 284, 288, 312, 318, 320, 324, 351, 355, 360, 384, 390, 405, 416, 424, 426, 432, 468, 477, 480, 512, 520, 530, 540, 568, 576, 585, 624, 636, 639, 640, 648, 689, 702, 710, 720, 768, 780, 795, 810, 832, 848, 852, 864, 923, 936, 954, 960, 1024, 1040, 1053, 1060, 1065, 1080, 1136, 1152, 1170, 1248, 1272, 1278, 1280, 1296, 1378, 1404, 1420, 1431, 1440, 1536, 1560, 1590, 1620, 1664, 1696, 1704, 1728, 1755, 1846, 1872, 1908, 1917, 1920, 2067, 2080, 2106, 2120, 2130, 2160, 2272, 2304, 2340, 2385, 2496, 2544, 2556, 2560, 2592, 2756, 2769, 2808, 2840, 2862, 2880, 3072, 3120, 3180, 3195, 3240, 3328, 3392, 3408, 3445, 3456, 3510, 3692, 3744, 3763, 3816, 3834, 3840, 4134, 4160, 4212, 4240, 4260, 4293, 4320, 4544, 4608, 4615, 4680, 4770, 4992, 5088, 5112, 5120, 5184, 5265, 5512, 5538, 5616, 5680, 5724, 5751, 5760, 6201, 6240, 6360, 6390, 6480, 6656, 6784, 6816, 6890, 6912, 7020, 7155, 7384, 7488, 7526, 7632, 7668, 7680, 8268, 8307, 8320, 8424, 8480, 8520, 8586, 8640, 9088, 9216, 9230, 9360, 9540, 9585, 9984, 10176, 10224, 10335, 10368, 10530, 11024, 11076, 11232, 11289, 11360, 11448, 11502, 11520, 12402, 12480, 12720, 12780, 12960, 13312, 13568, 13632, 13780, 13824, 13845, 14040, 14310, 14768, 14976, 15052, 15264, 15336, 15360, 16536, 16614, 16640, 16848, 16960, 17040, 17172, 17280, 18176, 18460, 18603, 18720, 18815, 19080, 19170, 19968, 20352, 20448, 20670, 20736, 21060, 21465, 22048, 22152, 22464, 22578, 22720, 22896, 23004, 23040, 24804, 24921, 24960, 25440, 25560, 25920, 27136, 27264, 27560, 27648, 27690, 28080, 28620, 28755, 29536, 29952, 30104, 30528, 30672, 31005, 33072, 33228, 33280, 33696, 33867, 33920, 34080, 34344, 34560, 36352, 36920, 37206, 37440, 37630, 38160, 38340, 39936, 40704, 40896, 41340, 41472, 41535, 42120, 42930, 44096, 44304, 44928, 45156, 45440, 45792, 46008, 46080, 48919, 49608, 49842, 49920, 50880, 51120, 51840, 54272, 54528, 55120, 55380, 55809, 56160, 56445, 57240, 57510, 59072, 59904, 60208, 61056, 61344, 62010, 66144, 66456, 66560, 67392, 67734, 67840, 68160, 68688, 69120, 72704, 73840, 74412, 74763, 74880, 75260, 76320, 76680, 81408, 81792, 82680, 82944, 83070, 84240, 85860, 88192, 88608, 89856, 90312, 90880, 91584, 92016, 93015, 97838, 99216, 99684, 99840, 101601, 101760, 102240, 103680, 109056, 110240, 110760, 111618, 112320, 112890, 114480, 115020, 118144, 119808, 120416, 122112, 122688, 124020, 124605, 132288, 132912, 134784, 135468, 135680, 136320, 137376, 138240, 146757, 147680, 148824, 149526, 149760, 150520, 152640, 153360, 162816, 163584, 165360, 166140, 168480, 169335, 171720, 176384, 177216, 179712, 180624, 181760, 183168, 184032, 186030, 195676, 198432, 199368, 199680, 203202, 203520, 204480, 207360, 218112, 220480, 221520, 223236, 224640, 225780, 228960, 230040, 236288, 240832, 244224, 244595, 245376, 248040, 249210, 264576, 265824, 269568, 270936, 271360, 272640, 274752, 279045, 293514, 295360, 297648, 299052, 299520, 301040, 304803, 305280, 306720, 327168, 330720, 332280, 336960, 338670, 343440, 352768, 354432, 359424, 361248, 363520, 366336, 368064, 372060, 373815, 391352, 396864, 398736, 406404, 407040, 408960, 414720, 440271, 440960, 443040, 446472, 449280, 451560, 457920, 460080, 472576, 481664, 488448, 489190, 490752, 496080, 498420, 508005, 529152, 531648, 539136, 541872, 545280, 549504, 558090, 587028, 590720, 595296, 598104, 599040, 602080, 609606, 610560, 613440, 654336, 661440, 664560, 673920, 677340, 686880, 705536, 708864, 722496, 732672, 733785, 736128, 744120, 747630, 782704, 793728, 797472, 812808, 814080, 817920, 880542, 881920, 886080, 892944, 898560, 903120, 915840, 920160, 945152, 963328, 978380, 981504, 992160, 996840, 1016010, 1058304, 1063296, 1078272, 1083744, 1090560, 1099008, 1116180, 1174056, 1181440, 1190592, 1196208, 1204160, 1219212, 1221120, 1226880, 1320813, 1322880, 1329120, 1347840, 1354680, 1373760, 1417728, 1444992, 1465344, 1467570, 1472256, 1488240, 1495260, 1524015, 1565408, 1587456, 1594944, 1625616, 1635840, 1761084, 1763840, 1772160, 1785888, 1797120, 1806240, 1831680, 1840320, 1926656, 1956760, 1963008, 1984320, 1993680, 2032020, 2116608, 2126592, 2167488, 2198016, 2201355, 2232360, 2348112, 2362880, 2381184, 2392416, 2408320, 2438424, 2442240, 2453760, 2641626, 2645760, 2658240, 2695680, 2709360, 2747520, 2835456, 2889984, 2935140, 2944512, 2976480, 2990520, 3048030, 3130816, 3174912, 3189888, 3251232, 3271680, 3522168, 3527680, 3544320, 3571776, 3612480, 3663360, 3680640, 3853312, 3913520, 3962439, 3968640, 3987360, 4064040, 4253184, 4334976, 4396032, 4402710, 4464720, 4696224, 4725760, 4762368, 4784832, 4816640, 4876848, 4907520, 5283252, 5291520, 5316480, 5391360, 5418720, 5495040, 5779968, 5870280, 5889024, 5952960, 5981040, 6096060, 6261632, 6349824, 6379776, 6502464, 6604065, 7044336, 7088640, 7143552, 7224960, 7326720, 7361280, 7827040, 7924878, 7937280, 7974720, 8128080, 8506368, 8669952, 8805420, 8929440, 9392448, 9524736, 9569664, 9633280, 9753696, 9815040, 10566504, 10583040, 10632960, 10837440, 10990080, 11559936, 11740560, 11905920, 11962080, 12192120, 12523264, 12759552, 13004928, 13208130, 14088672, 14177280, 14287104, 14449920, 14722560, 15654080, 15849756, 15874560, 15949440, 16256160, 17339904, 17610840, 17858880, 18784896, 19049472, 19139328, 19266560, 19507392, 19812195, 21133008, 21265920, 21674880, 21980160, 23481120, 23811840, 23924160, 24384240, 25046528, 25519104, 26009856, 26416260, 28177344, 28574208, 28899840, 29445120, 31308160, 31699512, 31749120, 31898880, 32512320, 34679808, 35221680, 35717760, 37569792, 38278656, 39014784, 39624390, 42266016, 42531840, 43349760, 46962240, 47623680, 47848320, 48768480, 50093056, 52019712, 52832520, 56354688, 57148416, 57799680, 62616320, 63399024, 63797760, 65024640, 70443360, 71435520, 75139584, 76557312, 78029568, 79248780, 84532032, 86699520, 93924480, 95247360, 95696640, 97536960, 104039424, 105665040, 112709376, 125232640, 126798048, 127595520, 130049280, 140886720, 142871040, 150279168, 156059136, 158497560, 169064064, 173399040, 187848960, 191393280, 195073920, 211330080, 225418752, 250465280, 253596096, 260098560, 281773440, 285742080, 312118272, 316995120, 338128128, 375697920, 382786560, 390147840, 422660160, 450837504, 507192192, 520197120, 563546880, 633990240, 676256256, 751395840, 780295680, 845320320, 1014384384, 1127093760, 1267980480, 1352512512, 1560591360, 1690640640, 2028768768, 2254187520, 2535960960, 3381281280, 4057537536, 5071921920, 6762562560, 10143843840, 20287687680]

約数ペア:

[(1, 20287687680), (2, 10143843840), (3, 6762562560), (4, 5071921920), (5, 4057537536), (6, 3381281280), (8, 2535960960), (9, 2254187520), (10, 2028768768), (12, 1690640640), (13, 1560591360), (15, 1352512512), (16, 1267980480), (18, 1127093760), (20, 1014384384), (24, 845320320), (26, 780295680), (27, 751395840), (30, 676256256), (32, 633990240), (36, 563546880), (39, 520197120), (40, 507192192), (45, 450837504), (48, 422660160), (52, 390147840), (53, 382786560), (54, 375697920), (60, 338128128), (64, 316995120), (65, 312118272), (71, 285742080), (72, 281773440), (78, 260098560), (80, 253596096), (81, 250465280), (90, 225418752), (96, 211330080), (104, 195073920), (106, 191393280), (108, 187848960), (117, 173399040), (120, 169064064), (128, 158497560), (130, 156059136), (135, 150279168), (142, 142871040), (144, 140886720), (156, 130049280), (159, 127595520), (160, 126798048), (162, 125232640), (180, 112709376), (192, 105665040), (195, 104039424), (208, 97536960), (212, 95696640), (213, 95247360), (216, 93924480), (234, 86699520), (240, 84532032), (256, 79248780), (260, 78029568), (265, 76557312), (270, 75139584), (284, 71435520), (288, 70443360), (312, 65024640), (318, 63797760), (320, 63399024), (324, 62616320), (351, 57799680), (355, 57148416), (360, 56354688), (384, 52832520), (390, 52019712), (405, 50093056), (416, 48768480), (424, 47848320), (426, 47623680), (432, 46962240), (468, 43349760), (477, 42531840), (480, 42266016), (512, 39624390), (520, 39014784), (530, 38278656), (540, 37569792), (568, 35717760), (576, 35221680), (585, 34679808), (624, 32512320), (636, 31898880), (639, 31749120), (640, 31699512), (648, 31308160), (689, 29445120), (702, 28899840), (710, 28574208), (720, 28177344), (768, 26416260), (780, 26009856), (795, 25519104), (810, 25046528), (832, 24384240), (848, 23924160), (852, 23811840), (864, 23481120), (923, 21980160), (936, 21674880), (954, 21265920), (960, 21133008), (1024, 19812195), (1040, 19507392), (1053, 19266560), (1060, 19139328), (1065, 19049472), (1080, 18784896), (1136, 17858880), (1152, 17610840), (1170, 17339904), (1248, 16256160), (1272, 15949440), (1278, 15874560), (1280, 15849756), (1296, 15654080), (1378, 14722560), (1404, 14449920), (1420, 14287104), (1431, 14177280), (1440, 14088672), (1536, 13208130), (1560, 13004928), (1590, 12759552), (1620, 12523264), (1664, 12192120), (1696, 11962080), (1704, 11905920), (1728, 11740560), (1755, 11559936), (1846, 10990080), (1872, 10837440), (1908, 10632960), (1917, 10583040), (1920, 10566504), (2067, 9815040), (2080, 9753696), (2106, 9633280), (2120, 9569664), (2130, 9524736), (2160, 9392448), (2272, 8929440), (2304, 8805420), (2340, 8669952), (2385, 8506368), (2496, 8128080), (2544, 7974720), (2556, 7937280), (2560, 7924878), (2592, 7827040), (2756, 7361280), (2769, 7326720), (2808, 7224960), (2840, 7143552), (2862, 7088640), (2880, 7044336), (3072, 6604065), (3120, 6502464), (3180, 6379776), (3195, 6349824), (3240, 6261632), (3328, 6096060), (3392, 5981040), (3408, 5952960), (3445, 5889024), (3456, 5870280), (3510, 5779968), (3692, 5495040), (3744, 5418720), (3763, 5391360), (3816, 5316480), (3834, 5291520), (3840, 5283252), (4134, 4907520), (4160, 4876848), (4212, 4816640), (4240, 4784832), (4260, 4762368), (4293, 4725760), (4320, 4696224), (4544, 4464720), (4608, 4402710), (4615, 4396032), (4680, 4334976), (4770, 4253184), (4992, 4064040), (5088, 3987360), (5112, 3968640), (5120, 3962439), (5184, 3913520), (5265, 3853312), (5512, 3680640), (5538, 3663360), (5616, 3612480), (5680, 3571776), (5724, 3544320), (5751, 3527680), (5760, 3522168), (6201, 3271680), (6240, 3251232), (6360, 3189888), (6390, 3174912), (6480, 3130816), (6656, 3048030), (6784, 2990520), (6816, 2976480), (6890, 2944512), (6912, 2935140), (7020, 2889984), (7155, 2835456), (7384, 2747520), (7488, 2709360), (7526, 2695680), (7632, 2658240), (7668, 2645760), (7680, 2641626), (8268, 2453760), (8307, 2442240), (8320, 2438424), (8424, 2408320), (8480, 2392416), (8520, 2381184), (8586, 2362880), (8640, 2348112), (9088, 2232360), (9216, 2201355), (9230, 2198016), (9360, 2167488), (9540, 2126592), (9585, 2116608), (9984, 2032020), (10176, 1993680), (10224, 1984320), (10335, 1963008), (10368, 1956760), (10530, 1926656), (11024, 1840320), (11076, 1831680), (11232, 1806240), (11289, 1797120), (11360, 1785888), (11448, 1772160), (11502, 1763840), (11520, 1761084), (12402, 1635840), (12480, 1625616), (12720, 1594944), (12780, 1587456), (12960, 1565408), (13312, 1524015), (13568, 1495260), (13632, 1488240), (13780, 1472256), (13824, 1467570), (13845, 1465344), (14040, 1444992), (14310, 1417728), (14768, 1373760), (14976, 1354680), (15052, 1347840), (15264, 1329120), (15336, 1322880), (15360, 1320813), (16536, 1226880), (16614, 1221120), (16640, 1219212), (16848, 1204160), (16960, 1196208), (17040, 1190592), (17172, 1181440), (17280, 1174056), (18176, 1116180), (18460, 1099008), (18603, 1090560), (18720, 1083744), (18815, 1078272), (19080, 1063296), (19170, 1058304), (19968, 1016010), (20352, 996840), (20448, 992160), (20670, 981504), (20736, 978380), (21060, 963328), (21465, 945152), (22048, 920160), (22152, 915840), (22464, 903120), (22578, 898560), (22720, 892944), (22896, 886080), (23004, 881920), (23040, 880542), (24804, 817920), (24921, 814080), (24960, 812808), (25440, 797472), (25560, 793728), (25920, 782704), (27136, 747630), (27264, 744120), (27560, 736128), (27648, 733785), (27690, 732672), (28080, 722496), (28620, 708864), (28755, 705536), (29536, 686880), (29952, 677340), (30104, 673920), (30528, 664560), (30672, 661440), (31005, 654336), (33072, 613440), (33228, 610560), (33280, 609606), (33696, 602080), (33867, 599040), (33920, 598104), (34080, 595296), (34344, 590720), (34560, 587028), (36352, 558090), (36920, 549504), (37206, 545280), (37440, 541872), (37630, 539136), (38160, 531648), (38340, 529152), (39936, 508005), (40704, 498420), (40896, 496080), (41340, 490752), (41472, 489190), (41535, 488448), (42120, 481664), (42930, 472576), (44096, 460080), (44304, 457920), (44928, 451560), (45156, 449280), (45440, 446472), (45792, 443040), (46008, 440960), (46080, 440271), (48919, 414720), (49608, 408960), (49842, 407040), (49920, 406404), (50880, 398736), (51120, 396864), (51840, 391352), (54272, 373815), (54528, 372060), (55120, 368064), (55380, 366336), (55809, 363520), (56160, 361248), (56445, 359424), (57240, 354432), (57510, 352768), (59072, 343440), (59904, 338670), (60208, 336960), (61056, 332280), (61344, 330720), (62010, 327168), (66144, 306720), (66456, 305280), (66560, 304803), (67392, 301040), (67734, 299520), (67840, 299052), (68160, 297648), (68688, 295360), (69120, 293514), (72704, 279045), (73840, 274752), (74412, 272640), (74763, 271360), (74880, 270936), (75260, 269568), (76320, 265824), (76680, 264576), (81408, 249210), (81792, 248040), (82680, 245376), (82944, 244595), (83070, 244224), (84240, 240832), (85860, 236288), (88192, 230040), (88608, 228960), (89856, 225780), (90312, 224640), (90880, 223236), (91584, 221520), (92016, 220480), (93015, 218112), (97838, 207360), (99216, 204480), (99684, 203520), (99840, 203202), (101601, 199680), (101760, 199368), (102240, 198432), (103680, 195676), (109056, 186030), (110240, 184032), (110760, 183168), (111618, 181760), (112320, 180624), (112890, 179712), (114480, 177216), (115020, 176384), (118144, 171720), (119808, 169335), (120416, 168480), (122112, 166140), (122688, 165360), (124020, 163584), (124605, 162816), (132288, 153360), (132912, 152640), (134784, 150520), (135468, 149760), (135680, 149526), (136320, 148824), (137376, 147680), (138240, 146757)]