20668386960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 960

約数和(自身を含む): 85274542080

約数和(自身を除く): 64606155120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 23, 24, 26, 30, 31, 36, 38, 39, 40, 45, 46, 48, 52, 57, 60, 62, 65, 69, 72, 76, 78, 80, 90, 92, 93, 95, 104, 114, 115, 117, 120, 124, 130, 138, 144, 152, 155, 156, 163, 171, 180, 184, 186, 190, 195, 207, 208, 228, 230, 234, 240, 247, 248, 260, 276, 279, 285, 299, 304, 310, 312, 326, 342, 345, 360, 368, 372, 380, 390, 403, 414, 437, 456, 460, 465, 468, 489, 494, 496, 520, 552, 558, 570, 585, 589, 598, 620, 624, 652, 684, 690, 713, 720, 741, 744, 760, 780, 806, 815, 828, 855, 874, 897, 912, 920, 930, 936, 978, 988, 1035, 1040, 1104, 1116, 1140, 1170, 1178, 1196, 1209, 1235, 1240, 1304, 1311, 1368, 1380, 1395, 1426, 1467, 1482, 1488, 1495, 1520, 1560, 1612, 1630, 1656, 1710, 1748, 1767, 1794, 1840, 1860, 1872, 1956, 1976, 2015, 2070, 2119, 2139, 2185, 2223, 2232, 2280, 2340, 2356, 2392, 2418, 2445, 2470, 2480, 2608, 2622, 2691, 2736, 2760, 2790, 2852, 2934, 2945, 2964, 2990, 3097, 3120, 3224, 3260, 3312, 3420, 3496, 3534, 3565, 3588, 3627, 3705, 3720, 3749, 3912, 3933, 3952, 4030, 4140, 4238, 4278, 4370, 4446, 4464, 4485, 4560, 4680, 4712, 4784, 4836, 4890, 4940, 5053, 5244, 5301, 5382, 5520, 5580, 5681, 5704, 5868, 5890, 5928, 5980, 6045, 6194, 6357, 6417, 6448, 6520, 6555, 6840, 6992, 7068, 7130, 7176, 7254, 7335, 7410, 7440, 7498, 7657, 7824, 7866, 8060, 8280, 8476, 8556, 8740, 8835, 8892, 8970, 9269, 9291, 9360, 9424, 9672, 9780, 9880, 10106, 10488, 10595, 10602, 10695, 10764, 11115, 11160, 11247, 11362, 11408, 11736, 11780, 11856, 11960, 12090, 12388, 12714, 12834, 13040, 13110, 13455, 13547, 13680, 14136, 14260, 14352, 14508, 14670, 14820, 14996, 15159, 15314, 15485, 15732, 16120, 16560, 16952, 17043, 17112, 17480, 17670, 17784, 17940, 18135, 18538, 18582, 18745, 19071, 19344, 19560, 19665, 19760, 20212, 20976, 21190, 21204, 21390, 21528, 22230, 22320, 22494, 22724, 22971, 23472, 23560, 23920, 24180, 24776, 25265, 25428, 25668, 26220, 26505, 26910, 27094, 27807, 27873, 28272, 28405, 28520, 29016, 29340, 29640, 29992, 30318, 30628, 30970, 31464, 31785, 32085, 32240, 33741, 33904, 34086, 34224, 34960, 35340, 35568, 35880, 36270, 37076, 37164, 37490, 38142, 38285, 39120, 39330, 40261, 40424, 40641, 42380, 42408, 42780, 43056, 44460, 44988, 45448, 45477, 45942, 46345, 46455, 47120, 48360, 48737, 49552, 50530, 50856, 51129, 51336, 52440, 53010, 53820, 54188, 55614, 55746, 56235, 56810, 57040, 58032, 58680, 59280, 59984, 60636, 61256, 61940, 62928, 63570, 64170, 65689, 67482, 67735, 68172, 68913, 70680, 71231, 71760, 72540, 74152, 74328, 74980, 75795, 76284, 76570, 78660, 80522, 80848, 81282, 83421, 84760, 84816, 85215, 85560, 88920, 89976, 90896, 90954, 91884, 92690, 92910, 95355, 96007, 96720, 97474, 101060, 101712, 102258, 102672, 104880, 106020, 107640, 108376, 111228, 111492, 112470, 113620, 114855, 116219, 117360, 120783, 121272, 121923, 122512, 123880, 127140, 128340, 131378, 134964, 135470, 136344, 137826, 139035, 139365, 141360, 142462, 145080, 146211, 148304, 148656, 149960, 151590, 152568, 153140, 157320, 161044, 162564, 166842, 168705, 169520, 170430, 171120, 176111, 177840, 179952, 181908, 183768, 185380, 185820, 190710, 192014, 194948, 197067, 201305, 202120, 203205, 204516, 212040, 213693, 215280, 216752, 222456, 222984, 224940, 227240, 227385, 229710, 232438, 241566, 242544, 243685, 243846, 247760, 254280, 255645, 256680, 262756, 269928, 270940, 272688, 275652, 278070, 278730, 284924, 288021, 290160, 292422, 299920, 303180, 305136, 306280, 314640, 322088, 325128, 328445, 333684, 337410, 340860, 344565, 348657, 352222, 356155, 362349, 363816, 367536, 370760, 371640, 381420, 384028, 389896, 394134, 402610, 404240, 406410, 409032, 417105, 424080, 427386, 438633, 444912, 445968, 449880, 454480, 454770, 459420, 464876, 480035, 483132, 487370, 487692, 508560, 511290, 513360, 525512, 528333, 539856, 541880, 551304, 556140, 557460, 569848, 576042, 581095, 584844, 591201, 603915, 606360, 609615, 612560, 641079, 644176, 650256, 656890, 667368, 674820, 681720, 689130, 697314, 704444, 712310, 724698, 727632, 731055, 741520, 743280, 762840, 768056, 779792, 788268, 805220, 812820, 818064, 834210, 854772, 864063, 877266, 880555, 899760, 909540, 918840, 926003, 929752, 960070, 966264, 974740, 975384, 985335, 1022580, 1045971, 1051024, 1056666, 1068465, 1083760, 1102608, 1112280, 1114920, 1139696, 1152084, 1162190, 1169688, 1182402, 1207830, 1212720, 1219230, 1248091, 1282158, 1313780, 1334736, 1349640, 1363440, 1378260, 1394628, 1408888, 1424620, 1440105, 1449396, 1462110, 1510847, 1525680, 1536112, 1576536, 1584999, 1610440, 1625640, 1668420, 1709544, 1728126, 1743285, 1754532, 1761110, 1811745, 1819080, 1837680, 1852006, 1859504, 1920140, 1932528, 1949480, 1950768, 1970670, 2045160, 2091942, 2113332, 2136930, 2193165, 2208161, 2224560, 2229840, 2304168, 2324380, 2339376, 2364804, 2415660, 2438460, 2496182, 2564316, 2627560, 2641665, 2699280, 2756520, 2778009, 2789256, 2817776, 2849240, 2880210, 2898792, 2924220, 2956005, 3021694, 3153072, 3169998, 3205395, 3220880, 3251280, 3336840, 3419088, 3456252, 3486570, 3509064, 3522220, 3623490, 3638160, 3704012, 3744273, 3840280, 3898960, 3941340, 4090320, 4183884, 4226664, 4273860, 4320315, 4386330, 4416322, 4532541, 4608336, 4630015, 4648760, 4729608, 4831320, 4876920, 4992364, 5128632, 5229855, 5255120, 5283330, 5513040, 5556018, 5578512, 5698480, 5760420, 5797584, 5848440, 5912010, 6043388, 6240455, 6339996, 6410790, 6624483, 6673680, 6912504, 6973140, 7018128, 7044440, 7246980, 7408024, 7488546, 7554235, 7680560, 7882680, 7924995, 8334027, 8367768, 8453328, 8547720, 8640630, 8772660, 8832644, 9065082, 9260030, 9297520, 9459216, 9662640, 9753840, 9984728, 10257264, 10459710, 10566660, 11040805, 11112036, 11232819, 11520840, 11696880, 11824020, 12086776, 12480910, 12679992, 12821580, 13248966, 13597623, 13825008, 13890045, 13946280, 14088880, 14493960, 14816048, 14977092, 15108470, 15765360, 15849990, 16668054, 16735536, 17095440, 17281260, 17545320, 17665288, 18130164, 18520060, 18721365, 19873449, 19969456, 20919420, 21133320, 22081610, 22224072, 22465638, 22662705, 23041680, 23648040, 24173552, 24961820, 25359984, 25643160, 26497932, 27195246, 27780090, 27892560, 28706093, 28987920, 29954184, 30216940, 31699980, 33122415, 33336108, 34562520, 35090640, 35330576, 36260328, 37040120, 37442730, 39746898, 41670135, 41838840, 42266640, 44163220, 44448144, 44931276, 45325410, 47296080, 49923640, 51286320, 52995864, 54390492, 55560180, 56164095, 57412186, 59908368, 60433880, 63399960, 66244830, 66672216, 67988115, 69125040, 72520656, 74080240, 74885460, 79493796, 83340270, 83677680, 86118279, 88326440, 89862552, 90650820, 99367245, 99847280, 105991728, 108780984, 111120360, 112328190, 114824372, 120867760, 126799920, 132489660, 133344432, 135976230, 143530465, 149770920, 158987592, 166680540, 172236558, 176652880, 179725104, 181301640, 198734490, 217561968, 222240720, 224656380, 229648744, 258354837, 264979320, 271952460, 287060930, 299541840, 317975184, 333361080, 344473116, 362603280, 397468980, 430591395, 449312760, 459297488, 516709674, 529958640, 543904920, 574121860, 666722160, 688946232, 794937960, 861182790, 898625520, 1033419348, 1087809840, 1148243720, 1291774185, 1377892464, 1589875920, 1722365580, 2066838696, 2296487440, 2583548370, 3444731160, 4133677392, 5167096740, 6889462320, 10334193480, 20668386960]

約数ペア:

[(1, 20668386960), (2, 10334193480), (3, 6889462320), (4, 5167096740), (5, 4133677392), (6, 3444731160), (8, 2583548370), (9, 2296487440), (10, 2066838696), (12, 1722365580), (13, 1589875920), (15, 1377892464), (16, 1291774185), (18, 1148243720), (19, 1087809840), (20, 1033419348), (23, 898625520), (24, 861182790), (26, 794937960), (30, 688946232), (31, 666722160), (36, 574121860), (38, 543904920), (39, 529958640), (40, 516709674), (45, 459297488), (46, 449312760), (48, 430591395), (52, 397468980), (57, 362603280), (60, 344473116), (62, 333361080), (65, 317975184), (69, 299541840), (72, 287060930), (76, 271952460), (78, 264979320), (80, 258354837), (90, 229648744), (92, 224656380), (93, 222240720), (95, 217561968), (104, 198734490), (114, 181301640), (115, 179725104), (117, 176652880), (120, 172236558), (124, 166680540), (130, 158987592), (138, 149770920), (144, 143530465), (152, 135976230), (155, 133344432), (156, 132489660), (163, 126799920), (171, 120867760), (180, 114824372), (184, 112328190), (186, 111120360), (190, 108780984), (195, 105991728), (207, 99847280), (208, 99367245), (228, 90650820), (230, 89862552), (234, 88326440), (240, 86118279), (247, 83677680), (248, 83340270), (260, 79493796), (276, 74885460), (279, 74080240), (285, 72520656), (299, 69125040), (304, 67988115), (310, 66672216), (312, 66244830), (326, 63399960), (342, 60433880), (345, 59908368), (360, 57412186), (368, 56164095), (372, 55560180), (380, 54390492), (390, 52995864), (403, 51286320), (414, 49923640), (437, 47296080), (456, 45325410), (460, 44931276), (465, 44448144), (468, 44163220), (489, 42266640), (494, 41838840), (496, 41670135), (520, 39746898), (552, 37442730), (558, 37040120), (570, 36260328), (585, 35330576), (589, 35090640), (598, 34562520), (620, 33336108), (624, 33122415), (652, 31699980), (684, 30216940), (690, 29954184), (713, 28987920), (720, 28706093), (741, 27892560), (744, 27780090), (760, 27195246), (780, 26497932), (806, 25643160), (815, 25359984), (828, 24961820), (855, 24173552), (874, 23648040), (897, 23041680), (912, 22662705), (920, 22465638), (930, 22224072), (936, 22081610), (978, 21133320), (988, 20919420), (1035, 19969456), (1040, 19873449), (1104, 18721365), (1116, 18520060), (1140, 18130164), (1170, 17665288), (1178, 17545320), (1196, 17281260), (1209, 17095440), (1235, 16735536), (1240, 16668054), (1304, 15849990), (1311, 15765360), (1368, 15108470), (1380, 14977092), (1395, 14816048), (1426, 14493960), (1467, 14088880), (1482, 13946280), (1488, 13890045), (1495, 13825008), (1520, 13597623), (1560, 13248966), (1612, 12821580), (1630, 12679992), (1656, 12480910), (1710, 12086776), (1748, 11824020), (1767, 11696880), (1794, 11520840), (1840, 11232819), (1860, 11112036), (1872, 11040805), (1956, 10566660), (1976, 10459710), (2015, 10257264), (2070, 9984728), (2119, 9753840), (2139, 9662640), (2185, 9459216), (2223, 9297520), (2232, 9260030), (2280, 9065082), (2340, 8832644), (2356, 8772660), (2392, 8640630), (2418, 8547720), (2445, 8453328), (2470, 8367768), (2480, 8334027), (2608, 7924995), (2622, 7882680), (2691, 7680560), (2736, 7554235), (2760, 7488546), (2790, 7408024), (2852, 7246980), (2934, 7044440), (2945, 7018128), (2964, 6973140), (2990, 6912504), (3097, 6673680), (3120, 6624483), (3224, 6410790), (3260, 6339996), (3312, 6240455), (3420, 6043388), (3496, 5912010), (3534, 5848440), (3565, 5797584), (3588, 5760420), (3627, 5698480), (3705, 5578512), (3720, 5556018), (3749, 5513040), (3912, 5283330), (3933, 5255120), (3952, 5229855), (4030, 5128632), (4140, 4992364), (4238, 4876920), (4278, 4831320), (4370, 4729608), (4446, 4648760), (4464, 4630015), (4485, 4608336), (4560, 4532541), (4680, 4416322), (4712, 4386330), (4784, 4320315), (4836, 4273860), (4890, 4226664), (4940, 4183884), (5053, 4090320), (5244, 3941340), (5301, 3898960), (5382, 3840280), (5520, 3744273), (5580, 3704012), (5681, 3638160), (5704, 3623490), (5868, 3522220), (5890, 3509064), (5928, 3486570), (5980, 3456252), (6045, 3419088), (6194, 3336840), (6357, 3251280), (6417, 3220880), (6448, 3205395), (6520, 3169998), (6555, 3153072), (6840, 3021694), (6992, 2956005), (7068, 2924220), (7130, 2898792), (7176, 2880210), (7254, 2849240), (7335, 2817776), (7410, 2789256), (7440, 2778009), (7498, 2756520), (7657, 2699280), (7824, 2641665), (7866, 2627560), (8060, 2564316), (8280, 2496182), (8476, 2438460), (8556, 2415660), (8740, 2364804), (8835, 2339376), (8892, 2324380), (8970, 2304168), (9269, 2229840), (9291, 2224560), (9360, 2208161), (9424, 2193165), (9672, 2136930), (9780, 2113332), (9880, 2091942), (10106, 2045160), (10488, 1970670), (10595, 1950768), (10602, 1949480), (10695, 1932528), (10764, 1920140), (11115, 1859504), (11160, 1852006), (11247, 1837680), (11362, 1819080), (11408, 1811745), (11736, 1761110), (11780, 1754532), (11856, 1743285), (11960, 1728126), (12090, 1709544), (12388, 1668420), (12714, 1625640), (12834, 1610440), (13040, 1584999), (13110, 1576536), (13455, 1536112), (13547, 1525680), (13680, 1510847), (14136, 1462110), (14260, 1449396), (14352, 1440105), (14508, 1424620), (14670, 1408888), (14820, 1394628), (14996, 1378260), (15159, 1363440), (15314, 1349640), (15485, 1334736), (15732, 1313780), (16120, 1282158), (16560, 1248091), (16952, 1219230), (17043, 1212720), (17112, 1207830), (17480, 1182402), (17670, 1169688), (17784, 1162190), (17940, 1152084), (18135, 1139696), (18538, 1114920), (18582, 1112280), (18745, 1102608), (19071, 1083760), (19344, 1068465), (19560, 1056666), (19665, 1051024), (19760, 1045971), (20212, 1022580), (20976, 985335), (21190, 975384), (21204, 974740), (21390, 966264), (21528, 960070), (22230, 929752), (22320, 926003), (22494, 918840), (22724, 909540), (22971, 899760), (23472, 880555), (23560, 877266), (23920, 864063), (24180, 854772), (24776, 834210), (25265, 818064), (25428, 812820), (25668, 805220), (26220, 788268), (26505, 779792), (26910, 768056), (27094, 762840), (27807, 743280), (27873, 741520), (28272, 731055), (28405, 727632), (28520, 724698), (29016, 712310), (29340, 704444), (29640, 697314), (29992, 689130), (30318, 681720), (30628, 674820), (30970, 667368), (31464, 656890), (31785, 650256), (32085, 644176), (32240, 641079), (33741, 612560), (33904, 609615), (34086, 606360), (34224, 603915), (34960, 591201), (35340, 584844), (35568, 581095), (35880, 576042), (36270, 569848), (37076, 557460), (37164, 556140), (37490, 551304), (38142, 541880), (38285, 539856), (39120, 528333), (39330, 525512), (40261, 513360), (40424, 511290), (40641, 508560), (42380, 487692), (42408, 487370), (42780, 483132), (43056, 480035), (44460, 464876), (44988, 459420), (45448, 454770), (45477, 454480), (45942, 449880), (46345, 445968), (46455, 444912), (47120, 438633), (48360, 427386), (48737, 424080), (49552, 417105), (50530, 409032), (50856, 406410), (51129, 404240), (51336, 402610), (52440, 394134), (53010, 389896), (53820, 384028), (54188, 381420), (55614, 371640), (55746, 370760), (56235, 367536), (56810, 363816), (57040, 362349), (58032, 356155), (58680, 352222), (59280, 348657), (59984, 344565), (60636, 340860), (61256, 337410), (61940, 333684), (62928, 328445), (63570, 325128), (64170, 322088), (65689, 314640), (67482, 306280), (67735, 305136), (68172, 303180), (68913, 299920), (70680, 292422), (71231, 290160), (71760, 288021), (72540, 284924), (74152, 278730), (74328, 278070), (74980, 275652), (75795, 272688), (76284, 270940), (76570, 269928), (78660, 262756), (80522, 256680), (80848, 255645), (81282, 254280), (83421, 247760), (84760, 243846), (84816, 243685), (85215, 242544), (85560, 241566), (88920, 232438), (89976, 229710), (90896, 227385), (90954, 227240), (91884, 224940), (92690, 222984), (92910, 222456), (95355, 216752), (96007, 215280), (96720, 213693), (97474, 212040), (101060, 204516), (101712, 203205), (102258, 202120), (102672, 201305), (104880, 197067), (106020, 194948), (107640, 192014), (108376, 190710), (111228, 185820), (111492, 185380), (112470, 183768), (113620, 181908), (114855, 179952), (116219, 177840), (117360, 176111), (120783, 171120), (121272, 170430), (121923, 169520), (122512, 168705), (123880, 166842), (127140, 162564), (128340, 161044), (131378, 157320), (134964, 153140), (135470, 152568), (136344, 151590), (137826, 149960), (139035, 148656), (139365, 148304), (141360, 146211), (142462, 145080)]