21028351680

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5039}}^1$

素因数の和:5098

約数の個数: 560

約数和(自身を含む): 89222031360

約数和(自身を除く): 68193679680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 64, 69, 70, 72, 80, 81, 84, 90, 92, 96, 105, 108, 112, 115, 120, 126, 135, 138, 140, 144, 160, 161, 162, 168, 180, 184, 189, 192, 207, 210, 216, 224, 230, 240, 252, 270, 276, 280, 288, 315, 320, 322, 324, 336, 345, 360, 368, 378, 405, 414, 420, 432, 448, 460, 480, 483, 504, 540, 552, 560, 567, 576, 621, 630, 644, 648, 672, 690, 720, 736, 756, 805, 810, 828, 840, 864, 920, 945, 960, 966, 1008, 1035, 1080, 1104, 1120, 1134, 1242, 1260, 1288, 1296, 1344, 1380, 1440, 1449, 1472, 1512, 1610, 1620, 1656, 1680, 1728, 1840, 1863, 1890, 1932, 2016, 2070, 2160, 2208, 2240, 2268, 2415, 2484, 2520, 2576, 2592, 2760, 2835, 2880, 2898, 3024, 3105, 3220, 3240, 3312, 3360, 3680, 3726, 3780, 3864, 4032, 4140, 4320, 4347, 4416, 4536, 4830, 4968, 5039, 5040, 5152, 5184, 5520, 5670, 5796, 6048, 6210, 6440, 6480, 6624, 6720, 7245, 7360, 7452, 7560, 7728, 8280, 8640, 8694, 9072, 9315, 9660, 9936, 10078, 10080, 10304, 11040, 11340, 11592, 12096, 12420, 12880, 12960, 13041, 13248, 14490, 14904, 15117, 15120, 15456, 16560, 17388, 18144, 18630, 19320, 19872, 20156, 20160, 21735, 22080, 22680, 23184, 24840, 25195, 25760, 25920, 26082, 28980, 29808, 30234, 30240, 30912, 33120, 34776, 35273, 36288, 37260, 38640, 39744, 40312, 43470, 45351, 45360, 46368, 49680, 50390, 51520, 52164, 57960, 59616, 60468, 60480, 65205, 66240, 69552, 70546, 74520, 75585, 77280, 80624, 86940, 90702, 90720, 92736, 99360, 100780, 104328, 105819, 115897, 115920, 119232, 120936, 130410, 136053, 139104, 141092, 149040, 151170, 154560, 161248, 173880, 176365, 181404, 181440, 198720, 201560, 208656, 211638, 226755, 231794, 231840, 241872, 260820, 272106, 278208, 282184, 298080, 302340, 317457, 322496, 347691, 347760, 352730, 362808, 403120, 408159, 417312, 423276, 453510, 463588, 463680, 483744, 521640, 529095, 544212, 564368, 579485, 596160, 604680, 634914, 680265, 695382, 695520, 705460, 725616, 806240, 811279, 816318, 834624, 846552, 907020, 927176, 952371, 967488, 1043073, 1043280, 1058190, 1088424, 1128736, 1158970, 1209360, 1269828, 1360530, 1390764, 1391040, 1410920, 1451232, 1587285, 1612480, 1622558, 1632636, 1693104, 1738455, 1814040, 1854352, 1904742, 2040795, 2086146, 2086560, 2116380, 2176848, 2257472, 2317940, 2418720, 2433837, 2539656, 2721060, 2781528, 2821840, 2857113, 2902464, 3129219, 3174570, 3245116, 3265272, 3386208, 3476910, 3628080, 3708704, 3809484, 4056395, 4081590, 4172292, 4173120, 4232760, 4353696, 4635880, 4761855, 4837440, 4867674, 5079312, 5215365, 5442120, 5563056, 5643680, 5714226, 6258438, 6349140, 6490232, 6530544, 6772416, 6953820, 7256160, 7301511, 7417408, 7618968, 8112790, 8163180, 8344584, 8465520, 8707392, 9271760, 9387657, 9523710, 9735348, 10158624, 10430730, 10884240, 11126112, 11287360, 11428452, 12169185, 12516876, 12698280, 12980464, 13061088, 13907640, 14285565, 14512320, 14603022, 15237936, 15646095, 16225580, 16326360, 16689168, 16931040, 18543520, 18775314, 19047420, 19470696, 20317248, 20861460, 21768480, 21904533, 22252224, 22856904, 24338370, 25033752, 25396560, 25960928, 26122176, 27815280, 28571130, 29206044, 30475872, 31292190, 32451160, 32652720, 33378336, 33862080, 36507555, 37087040, 37550628, 38094840, 38941392, 41722920, 43536960, 43809066, 45713808, 46938285, 48676740, 50067504, 50793120, 51921856, 55630560, 57142260, 58412088, 60951744, 62584380, 64902320, 65305440, 65713599, 66756672, 73015110, 75101256, 76189680, 77882784, 83445840, 87618132, 91427616, 93876570, 97353480, 100135008, 101586240, 109522665, 111261120, 114284520, 116824176, 125168760, 129804640, 130610880, 131427198, 146030220, 150202512, 152379360, 155765568, 166891680, 175236264, 182855232, 187753140, 194706960, 200270016, 219045330, 228569040, 233648352, 250337520, 259609280, 262854396, 292060440, 300405024, 304758720, 328567995, 333783360, 350472528, 375506280, 389413920, 438090660, 457138080, 467296704, 500675040, 525708792, 584120880, 600810048, 657135990, 700945056, 751012560, 778827840, 876181320, 914276160, 1001350080, 1051417584, 1168241760, 1314271980, 1401890112, 1502025120, 1752362640, 2102835168, 2336483520, 2628543960, 3004050240, 3504725280, 4205670336, 5257087920, 7009450560, 10514175840, 21028351680]

約数ペア:

[(1, 21028351680), (2, 10514175840), (3, 7009450560), (4, 5257087920), (5, 4205670336), (6, 3504725280), (7, 3004050240), (8, 2628543960), (9, 2336483520), (10, 2102835168), (12, 1752362640), (14, 1502025120), (15, 1401890112), (16, 1314271980), (18, 1168241760), (20, 1051417584), (21, 1001350080), (23, 914276160), (24, 876181320), (27, 778827840), (28, 751012560), (30, 700945056), (32, 657135990), (35, 600810048), (36, 584120880), (40, 525708792), (42, 500675040), (45, 467296704), (46, 457138080), (48, 438090660), (54, 389413920), (56, 375506280), (60, 350472528), (63, 333783360), (64, 328567995), (69, 304758720), (70, 300405024), (72, 292060440), (80, 262854396), (81, 259609280), (84, 250337520), (90, 233648352), (92, 228569040), (96, 219045330), (105, 200270016), (108, 194706960), (112, 187753140), (115, 182855232), (120, 175236264), (126, 166891680), (135, 155765568), (138, 152379360), (140, 150202512), (144, 146030220), (160, 131427198), (161, 130610880), (162, 129804640), (168, 125168760), (180, 116824176), (184, 114284520), (189, 111261120), (192, 109522665), (207, 101586240), (210, 100135008), (216, 97353480), (224, 93876570), (230, 91427616), (240, 87618132), (252, 83445840), (270, 77882784), (276, 76189680), (280, 75101256), (288, 73015110), (315, 66756672), (320, 65713599), (322, 65305440), (324, 64902320), (336, 62584380), (345, 60951744), (360, 58412088), (368, 57142260), (378, 55630560), (405, 51921856), (414, 50793120), (420, 50067504), (432, 48676740), (448, 46938285), (460, 45713808), (480, 43809066), (483, 43536960), (504, 41722920), (540, 38941392), (552, 38094840), (560, 37550628), (567, 37087040), (576, 36507555), (621, 33862080), (630, 33378336), (644, 32652720), (648, 32451160), (672, 31292190), (690, 30475872), (720, 29206044), (736, 28571130), (756, 27815280), (805, 26122176), (810, 25960928), (828, 25396560), (840, 25033752), (864, 24338370), (920, 22856904), (945, 22252224), (960, 21904533), (966, 21768480), (1008, 20861460), (1035, 20317248), (1080, 19470696), (1104, 19047420), (1120, 18775314), (1134, 18543520), (1242, 16931040), (1260, 16689168), (1288, 16326360), (1296, 16225580), (1344, 15646095), (1380, 15237936), (1440, 14603022), (1449, 14512320), (1472, 14285565), (1512, 13907640), (1610, 13061088), (1620, 12980464), (1656, 12698280), (1680, 12516876), (1728, 12169185), (1840, 11428452), (1863, 11287360), (1890, 11126112), (1932, 10884240), (2016, 10430730), (2070, 10158624), (2160, 9735348), (2208, 9523710), (2240, 9387657), (2268, 9271760), (2415, 8707392), (2484, 8465520), (2520, 8344584), (2576, 8163180), (2592, 8112790), (2760, 7618968), (2835, 7417408), (2880, 7301511), (2898, 7256160), (3024, 6953820), (3105, 6772416), (3220, 6530544), (3240, 6490232), (3312, 6349140), (3360, 6258438), (3680, 5714226), (3726, 5643680), (3780, 5563056), (3864, 5442120), (4032, 5215365), (4140, 5079312), (4320, 4867674), (4347, 4837440), (4416, 4761855), (4536, 4635880), (4830, 4353696), (4968, 4232760), (5039, 4173120), (5040, 4172292), (5152, 4081590), (5184, 4056395), (5520, 3809484), (5670, 3708704), (5796, 3628080), (6048, 3476910), (6210, 3386208), (6440, 3265272), (6480, 3245116), (6624, 3174570), (6720, 3129219), (7245, 2902464), (7360, 2857113), (7452, 2821840), (7560, 2781528), (7728, 2721060), (8280, 2539656), (8640, 2433837), (8694, 2418720), (9072, 2317940), (9315, 2257472), (9660, 2176848), (9936, 2116380), (10078, 2086560), (10080, 2086146), (10304, 2040795), (11040, 1904742), (11340, 1854352), (11592, 1814040), (12096, 1738455), (12420, 1693104), (12880, 1632636), (12960, 1622558), (13041, 1612480), (13248, 1587285), (14490, 1451232), (14904, 1410920), (15117, 1391040), (15120, 1390764), (15456, 1360530), (16560, 1269828), (17388, 1209360), (18144, 1158970), (18630, 1128736), (19320, 1088424), (19872, 1058190), (20156, 1043280), (20160, 1043073), (21735, 967488), (22080, 952371), (22680, 927176), (23184, 907020), (24840, 846552), (25195, 834624), (25760, 816318), (25920, 811279), (26082, 806240), (28980, 725616), (29808, 705460), (30234, 695520), (30240, 695382), (30912, 680265), (33120, 634914), (34776, 604680), (35273, 596160), (36288, 579485), (37260, 564368), (38640, 544212), (39744, 529095), (40312, 521640), (43470, 483744), (45351, 463680), (45360, 463588), (46368, 453510), (49680, 423276), (50390, 417312), (51520, 408159), (52164, 403120), (57960, 362808), (59616, 352730), (60468, 347760), (60480, 347691), (65205, 322496), (66240, 317457), (69552, 302340), (70546, 298080), (74520, 282184), (75585, 278208), (77280, 272106), (80624, 260820), (86940, 241872), (90702, 231840), (90720, 231794), (92736, 226755), (99360, 211638), (100780, 208656), (104328, 201560), (105819, 198720), (115897, 181440), (115920, 181404), (119232, 176365), (120936, 173880), (130410, 161248), (136053, 154560), (139104, 151170), (141092, 149040)]