21260257920

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1621}}^1$

素因数の和:1686

約数の個数: 640

約数和(自身を含む): 86480887680

約数和(自身を除く): 65220629760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 23, 24, 27, 30, 32, 33, 36, 40, 44, 45, 46, 48, 54, 55, 60, 64, 66, 69, 72, 80, 81, 88, 90, 92, 96, 99, 108, 110, 115, 120, 128, 132, 135, 138, 144, 160, 162, 165, 176, 180, 184, 192, 198, 207, 216, 220, 230, 240, 253, 264, 270, 276, 288, 297, 320, 324, 330, 345, 352, 360, 368, 384, 396, 405, 414, 432, 440, 460, 480, 495, 506, 528, 540, 552, 576, 594, 621, 640, 648, 660, 690, 704, 720, 736, 759, 792, 810, 828, 864, 880, 891, 920, 960, 990, 1012, 1035, 1056, 1080, 1104, 1152, 1188, 1242, 1265, 1296, 1320, 1380, 1408, 1440, 1472, 1485, 1518, 1584, 1620, 1621, 1656, 1728, 1760, 1782, 1840, 1863, 1920, 1980, 2024, 2070, 2112, 2160, 2208, 2277, 2376, 2484, 2530, 2592, 2640, 2760, 2880, 2944, 2970, 3036, 3105, 3168, 3240, 3242, 3312, 3456, 3520, 3564, 3680, 3726, 3795, 3960, 4048, 4140, 4224, 4320, 4416, 4455, 4554, 4752, 4863, 4968, 5060, 5184, 5280, 5520, 5760, 5940, 6072, 6210, 6336, 6480, 6484, 6624, 6831, 7040, 7128, 7360, 7452, 7590, 7920, 8096, 8105, 8280, 8640, 8832, 8910, 9108, 9315, 9504, 9726, 9936, 10120, 10368, 10560, 11040, 11385, 11880, 12144, 12420, 12672, 12960, 12968, 13248, 13662, 14256, 14589, 14720, 14904, 15180, 15840, 16192, 16210, 16560, 17280, 17820, 17831, 18216, 18630, 19008, 19452, 19872, 20240, 20493, 21120, 22080, 22770, 23760, 24288, 24315, 24840, 25920, 25936, 26496, 27324, 28512, 29178, 29808, 30360, 31680, 32384, 32420, 33120, 34155, 35640, 35662, 36432, 37260, 37283, 38016, 38904, 39744, 40480, 40986, 43767, 44160, 45540, 47520, 48576, 48630, 49680, 51840, 51872, 53493, 54648, 57024, 58356, 59616, 60720, 63360, 64840, 66240, 68310, 71280, 71324, 72864, 72945, 74520, 74566, 77808, 79488, 80960, 81972, 87534, 89155, 91080, 95040, 97152, 97260, 99360, 102465, 103744, 106986, 109296, 111849, 114048, 116712, 119232, 121440, 129680, 131301, 132480, 136620, 142560, 142648, 145728, 145890, 149040, 149132, 155616, 160479, 161920, 163944, 175068, 178310, 182160, 186415, 190080, 194520, 198720, 204930, 207488, 213972, 218592, 218835, 223698, 233424, 238464, 242880, 259360, 262602, 267465, 273240, 285120, 285296, 291456, 291780, 298080, 298264, 311232, 320958, 327888, 335547, 350136, 356620, 364320, 372830, 389040, 397440, 409860, 410113, 427944, 437184, 437670, 447396, 466848, 481437, 485760, 518720, 525204, 534930, 546480, 559245, 570240, 570592, 583560, 596160, 596528, 622464, 641916, 655776, 656505, 671094, 700272, 713240, 728640, 745660, 778080, 802395, 819720, 820226, 855888, 874368, 875340, 894792, 933696, 962874, 1006641, 1037440, 1050408, 1069860, 1092960, 1118490, 1141184, 1167120, 1192320, 1193056, 1230339, 1283832, 1311552, 1313010, 1342188, 1400544, 1426480, 1444311, 1457280, 1491320, 1556160, 1604790, 1639440, 1640452, 1677735, 1711776, 1750680, 1789584, 1867392, 1925748, 2013282, 2050565, 2100816, 2139720, 2185920, 2236980, 2282368, 2334240, 2386112, 2407185, 2460678, 2567664, 2623104, 2626020, 2684376, 2801088, 2852960, 2888622, 2982640, 3019923, 3112320, 3209580, 3278880, 3280904, 3355470, 3423552, 3501360, 3579168, 3691017, 3851496, 4026564, 4101130, 4201632, 4279440, 4371840, 4473960, 4668480, 4772224, 4814370, 4921356, 5033205, 5135328, 5252040, 5368752, 5602176, 5705920, 5777244, 5965280, 6039846, 6151695, 6419160, 6557760, 6561808, 6710940, 6847104, 7002720, 7158336, 7221555, 7382034, 7702992, 8053128, 8202260, 8403264, 8558880, 8947920, 9336960, 9628740, 9842712, 10066410, 10270656, 10504080, 10737504, 11073051, 11411840, 11554488, 11930560, 12079692, 12303390, 12838320, 13115520, 13123616, 13421880, 14005440, 14316672, 14443110, 14764068, 15099615, 15405984, 16106256, 16404520, 16806528, 17117760, 17895840, 18455085, 19257480, 19685424, 20132820, 20541312, 21008160, 21475008, 22146102, 23108976, 23861120, 24159384, 24606780, 25676640, 26247232, 26843760, 28010880, 28886220, 29528136, 30199230, 30811968, 32212512, 32809040, 33219153, 34235520, 35791680, 36910170, 38514960, 39370848, 40265640, 42016320, 42950016, 44292204, 46217952, 48318768, 49213560, 51353280, 52494464, 53687520, 55365255, 57772440, 59056272, 60398460, 61623936, 64425024, 65618080, 66438306, 71583360, 73820340, 77029920, 78741696, 80531280, 84032640, 88584408, 92435904, 96637536, 98427120, 102706560, 107375040, 110730510, 115544880, 118112544, 120796920, 128850048, 131236160, 132876612, 147640680, 154059840, 157483392, 161062560, 166095765, 177168816, 184871808, 193275072, 196854240, 214750080, 221461020, 231089760, 236225088, 241593840, 262472320, 265753224, 295281360, 308119680, 322125120, 332191530, 354337632, 386550144, 393708480, 442922040, 462179520, 472450176, 483187680, 531506448, 590562720, 644250240, 664383060, 708675264, 787416960, 885844080, 924359040, 966375360, 1063012896, 1181125440, 1328766120, 1417350528, 1771688160, 1932750720, 2126025792, 2362250880, 2657532240, 3543376320, 4252051584, 5315064480, 7086752640, 10630128960, 21260257920]

約数ペア:

[(1, 21260257920), (2, 10630128960), (3, 7086752640), (4, 5315064480), (5, 4252051584), (6, 3543376320), (8, 2657532240), (9, 2362250880), (10, 2126025792), (11, 1932750720), (12, 1771688160), (15, 1417350528), (16, 1328766120), (18, 1181125440), (20, 1063012896), (22, 966375360), (23, 924359040), (24, 885844080), (27, 787416960), (30, 708675264), (32, 664383060), (33, 644250240), (36, 590562720), (40, 531506448), (44, 483187680), (45, 472450176), (46, 462179520), (48, 442922040), (54, 393708480), (55, 386550144), (60, 354337632), (64, 332191530), (66, 322125120), (69, 308119680), (72, 295281360), (80, 265753224), (81, 262472320), (88, 241593840), (90, 236225088), (92, 231089760), (96, 221461020), (99, 214750080), (108, 196854240), (110, 193275072), (115, 184871808), (120, 177168816), (128, 166095765), (132, 161062560), (135, 157483392), (138, 154059840), (144, 147640680), (160, 132876612), (162, 131236160), (165, 128850048), (176, 120796920), (180, 118112544), (184, 115544880), (192, 110730510), (198, 107375040), (207, 102706560), (216, 98427120), (220, 96637536), (230, 92435904), (240, 88584408), (253, 84032640), (264, 80531280), (270, 78741696), (276, 77029920), (288, 73820340), (297, 71583360), (320, 66438306), (324, 65618080), (330, 64425024), (345, 61623936), (352, 60398460), (360, 59056272), (368, 57772440), (384, 55365255), (396, 53687520), (405, 52494464), (414, 51353280), (432, 49213560), (440, 48318768), (460, 46217952), (480, 44292204), (495, 42950016), (506, 42016320), (528, 40265640), (540, 39370848), (552, 38514960), (576, 36910170), (594, 35791680), (621, 34235520), (640, 33219153), (648, 32809040), (660, 32212512), (690, 30811968), (704, 30199230), (720, 29528136), (736, 28886220), (759, 28010880), (792, 26843760), (810, 26247232), (828, 25676640), (864, 24606780), (880, 24159384), (891, 23861120), (920, 23108976), (960, 22146102), (990, 21475008), (1012, 21008160), (1035, 20541312), (1056, 20132820), (1080, 19685424), (1104, 19257480), (1152, 18455085), (1188, 17895840), (1242, 17117760), (1265, 16806528), (1296, 16404520), (1320, 16106256), (1380, 15405984), (1408, 15099615), (1440, 14764068), (1472, 14443110), (1485, 14316672), (1518, 14005440), (1584, 13421880), (1620, 13123616), (1621, 13115520), (1656, 12838320), (1728, 12303390), (1760, 12079692), (1782, 11930560), (1840, 11554488), (1863, 11411840), (1920, 11073051), (1980, 10737504), (2024, 10504080), (2070, 10270656), (2112, 10066410), (2160, 9842712), (2208, 9628740), (2277, 9336960), (2376, 8947920), (2484, 8558880), (2530, 8403264), (2592, 8202260), (2640, 8053128), (2760, 7702992), (2880, 7382034), (2944, 7221555), (2970, 7158336), (3036, 7002720), (3105, 6847104), (3168, 6710940), (3240, 6561808), (3242, 6557760), (3312, 6419160), (3456, 6151695), (3520, 6039846), (3564, 5965280), (3680, 5777244), (3726, 5705920), (3795, 5602176), (3960, 5368752), (4048, 5252040), (4140, 5135328), (4224, 5033205), (4320, 4921356), (4416, 4814370), (4455, 4772224), (4554, 4668480), (4752, 4473960), (4863, 4371840), (4968, 4279440), (5060, 4201632), (5184, 4101130), (5280, 4026564), (5520, 3851496), (5760, 3691017), (5940, 3579168), (6072, 3501360), (6210, 3423552), (6336, 3355470), (6480, 3280904), (6484, 3278880), (6624, 3209580), (6831, 3112320), (7040, 3019923), (7128, 2982640), (7360, 2888622), (7452, 2852960), (7590, 2801088), (7920, 2684376), (8096, 2626020), (8105, 2623104), (8280, 2567664), (8640, 2460678), (8832, 2407185), (8910, 2386112), (9108, 2334240), (9315, 2282368), (9504, 2236980), (9726, 2185920), (9936, 2139720), (10120, 2100816), (10368, 2050565), (10560, 2013282), (11040, 1925748), (11385, 1867392), (11880, 1789584), (12144, 1750680), (12420, 1711776), (12672, 1677735), (12960, 1640452), (12968, 1639440), (13248, 1604790), (13662, 1556160), (14256, 1491320), (14589, 1457280), (14720, 1444311), (14904, 1426480), (15180, 1400544), (15840, 1342188), (16192, 1313010), (16210, 1311552), (16560, 1283832), (17280, 1230339), (17820, 1193056), (17831, 1192320), (18216, 1167120), (18630, 1141184), (19008, 1118490), (19452, 1092960), (19872, 1069860), (20240, 1050408), (20493, 1037440), (21120, 1006641), (22080, 962874), (22770, 933696), (23760, 894792), (24288, 875340), (24315, 874368), (24840, 855888), (25920, 820226), (25936, 819720), (26496, 802395), (27324, 778080), (28512, 745660), (29178, 728640), (29808, 713240), (30360, 700272), (31680, 671094), (32384, 656505), (32420, 655776), (33120, 641916), (34155, 622464), (35640, 596528), (35662, 596160), (36432, 583560), (37260, 570592), (37283, 570240), (38016, 559245), (38904, 546480), (39744, 534930), (40480, 525204), (40986, 518720), (43767, 485760), (44160, 481437), (45540, 466848), (47520, 447396), (48576, 437670), (48630, 437184), (49680, 427944), (51840, 410113), (51872, 409860), (53493, 397440), (54648, 389040), (57024, 372830), (58356, 364320), (59616, 356620), (60720, 350136), (63360, 335547), (64840, 327888), (66240, 320958), (68310, 311232), (71280, 298264), (71324, 298080), (72864, 291780), (72945, 291456), (74520, 285296), (74566, 285120), (77808, 273240), (79488, 267465), (80960, 262602), (81972, 259360), (87534, 242880), (89155, 238464), (91080, 233424), (95040, 223698), (97152, 218835), (97260, 218592), (99360, 213972), (102465, 207488), (103744, 204930), (106986, 198720), (109296, 194520), (111849, 190080), (114048, 186415), (116712, 182160), (119232, 178310), (121440, 175068), (129680, 163944), (131301, 161920), (132480, 160479), (136620, 155616), (142560, 149132), (142648, 149040), (145728, 145890)]