20212370640

素因数分解:

$2^4\times 3^6\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{643}}^1$

素因数の和:699

約数の個数: 840

約数和(自身を含む): 89551955808

約数和(自身を除く): 69339585168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 49, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 81, 84, 88, 90, 98, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 147, 154, 162, 165, 168, 176, 180, 189, 196, 198, 210, 216, 220, 231, 240, 243, 245, 252, 264, 270, 280, 294, 297, 308, 315, 324, 330, 336, 360, 378, 385, 392, 396, 405, 420, 432, 440, 441, 462, 486, 490, 495, 504, 528, 539, 540, 560, 567, 588, 594, 616, 630, 643, 648, 660, 693, 720, 729, 735, 756, 770, 784, 792, 810, 840, 880, 882, 891, 924, 945, 972, 980, 990, 1008, 1078, 1080, 1134, 1155, 1176, 1188, 1215, 1232, 1260, 1286, 1296, 1320, 1323, 1386, 1458, 1470, 1485, 1512, 1540, 1584, 1617, 1620, 1680, 1701, 1764, 1782, 1848, 1890, 1929, 1944, 1960, 1980, 2079, 2156, 2160, 2205, 2268, 2310, 2352, 2376, 2430, 2520, 2572, 2640, 2646, 2673, 2695, 2772, 2835, 2916, 2940, 2970, 3024, 3080, 3215, 3234, 3240, 3402, 3465, 3528, 3564, 3645, 3696, 3780, 3858, 3888, 3920, 3960, 3969, 4158, 4312, 4410, 4455, 4501, 4536, 4620, 4752, 4851, 4860, 5040, 5103, 5144, 5292, 5346, 5390, 5544, 5670, 5787, 5832, 5880, 5940, 6160, 6237, 6430, 6468, 6480, 6615, 6804, 6930, 7056, 7073, 7128, 7290, 7560, 7716, 7920, 7938, 8019, 8085, 8316, 8505, 8624, 8820, 8910, 9002, 9072, 9240, 9645, 9702, 9720, 10206, 10288, 10395, 10584, 10692, 10780, 11088, 11340, 11574, 11664, 11760, 11880, 11907, 12474, 12860, 12936, 13230, 13365, 13503, 13608, 13860, 14146, 14256, 14553, 14580, 15120, 15432, 15876, 16038, 16170, 16632, 17010, 17361, 17640, 17820, 18004, 18480, 18711, 19290, 19404, 19440, 19845, 20412, 20790, 21168, 21219, 21384, 21560, 22505, 22680, 23148, 23760, 23814, 24255, 24948, 25515, 25720, 25872, 26460, 26730, 27006, 27216, 27720, 28292, 28935, 29106, 29160, 30864, 31185, 31507, 31752, 32076, 32340, 33264, 34020, 34722, 35280, 35365, 35640, 35721, 36008, 37422, 38580, 38808, 39690, 40095, 40509, 40824, 41580, 42438, 42768, 43120, 43659, 45010, 45360, 46296, 47628, 48510, 49511, 49896, 51030, 51440, 52083, 52920, 53460, 54012, 55440, 56133, 56584, 57870, 58212, 58320, 59535, 62370, 63014, 63504, 63657, 64152, 64680, 67515, 68040, 69444, 70730, 71280, 71442, 72016, 72765, 74844, 77160, 77616, 79380, 80190, 81018, 81648, 83160, 84876, 86805, 87318, 90020, 92592, 93555, 94521, 95256, 97020, 99022, 99792, 102060, 104166, 105840, 106095, 106920, 108024, 112266, 113168, 115740, 116424, 119070, 121527, 124740, 126028, 127314, 128304, 129360, 130977, 135030, 136080, 138888, 141460, 142884, 145530, 148533, 149688, 154320, 156249, 157535, 158760, 160380, 162036, 166320, 169752, 173610, 174636, 178605, 180040, 187110, 189042, 190512, 190971, 194040, 198044, 202545, 204120, 208332, 212190, 213840, 216048, 218295, 224532, 231480, 232848, 238140, 243054, 247555, 249480, 252056, 254628, 260415, 261954, 270060, 277776, 280665, 282920, 283563, 285768, 291060, 297066, 299376, 312498, 315070, 317520, 318285, 320760, 324072, 339504, 346577, 347220, 349272, 357210, 360080, 364581, 374220, 378084, 381942, 388080, 392931, 396088, 405090, 408240, 416664, 424380, 436590, 445599, 449064, 462960, 468747, 472605, 476280, 486108, 495110, 498960, 504112, 509256, 520830, 523908, 540120, 561330, 565840, 567126, 571536, 572913, 582120, 594132, 607635, 624996, 630140, 636570, 641520, 648144, 654885, 693154, 694440, 698544, 714420, 729162, 742665, 748440, 756168, 763884, 781245, 785862, 792176, 810180, 833328, 848760, 850689, 873180, 891198, 898128, 937494, 945210, 952560, 954855, 972216, 990220, 1018512, 1039731, 1041660, 1047816, 1080240, 1093743, 1122660, 1134252, 1145826, 1164240, 1188264, 1215270, 1249992, 1260280, 1273140, 1309770, 1336797, 1386308, 1388880, 1417815, 1428840, 1458324, 1485330, 1496880, 1512336, 1527768, 1562490, 1571724, 1620360, 1697520, 1701378, 1718739, 1732885, 1746360, 1782396, 1822905, 1874988, 1890420, 1909710, 1944432, 1964655, 1980440, 2079462, 2083320, 2095632, 2187486, 2227995, 2245320, 2268504, 2291652, 2343735, 2376528, 2430540, 2499984, 2520560, 2546280, 2552067, 2619540, 2673594, 2772616, 2835630, 2857680, 2864565, 2916648, 2970660, 3055536, 3119193, 3124980, 3143448, 3240720, 3281229, 3402756, 3437478, 3465770, 3492720, 3564792, 3645810, 3749976, 3780840, 3819420, 3929310, 3960880, 4010391, 4158924, 4166640, 4253445, 4374972, 4455990, 4490640, 4537008, 4583304, 4687470, 4861080, 5092560, 5104134, 5156217, 5198655, 5239080, 5347188, 5468715, 5545232, 5671260, 5729130, 5833296, 5941320, 6238386, 6249960, 6286896, 6562458, 6683985, 6805512, 6874956, 6931540, 7129584, 7291620, 7499952, 7561680, 7638840, 7656201, 7858620, 8020782, 8317848, 8506890, 8593695, 8749944, 8911980, 9166608, 9357579, 9374940, 9722160, 10208268, 10312434, 10397310, 10478160, 10694376, 10937430, 11342520, 11458260, 11882640, 12031173, 12476772, 12499920, 12760335, 13124916, 13367970, 13611024, 13749912, 13863080, 14583240, 15277680, 15312402, 15595965, 15717240, 16041564, 16406145, 16635696, 17013780, 17187390, 17499888, 17823960, 18715158, 18749880, 20051955, 20416536, 20624868, 20794620, 21388752, 21874860, 22685040, 22916520, 22968603, 24062346, 24953544, 25520670, 25781085, 26249832, 26735940, 27499824, 27726160, 28072737, 29166480, 30624804, 31191930, 31434480, 32083128, 32812290, 34027560, 34374780, 35647920, 36093519, 37430316, 37499760, 38281005, 40103910, 40833072, 41249736, 41589240, 43749720, 45833040, 45937206, 46787895, 48124692, 49907088, 51041340, 51562170, 52499664, 53471880, 56145474, 60155865, 61249608, 62383860, 64166256, 65624580, 68055120, 68749560, 72187038, 74860632, 76562010, 80207820, 82499472, 83178480, 84218211, 87499440, 91874412, 93575790, 96249384, 102082680, 103124340, 106943760, 112290948, 114843015, 120311730, 122499216, 124767720, 131249160, 137499120, 140363685, 144374076, 149721264, 153124020, 160415640, 168436422, 180467595, 183748824, 187151580, 192498768, 204165360, 206248680, 224581896, 229686030, 240623460, 249535440, 252654633, 262498320, 280727370, 288748152, 306248040, 320831280, 336872844, 360935190, 367497648, 374303160, 412497360, 421091055, 449163792, 459372060, 481246920, 505309266, 561454740, 577496304, 612496080, 673745688, 721870380, 748606320, 842182110, 918744120, 962493840, 1010618532, 1122909480, 1263273165, 1347491376, 1443740760, 1684364220, 1837488240, 2021237064, 2245818960, 2526546330, 2887481520, 3368728440, 4042474128, 5053092660, 6737456880, 10106185320, 20212370640]

約数ペア:

[(1, 20212370640), (2, 10106185320), (3, 6737456880), (4, 5053092660), (5, 4042474128), (6, 3368728440), (7, 2887481520), (8, 2526546330), (9, 2245818960), (10, 2021237064), (11, 1837488240), (12, 1684364220), (14, 1443740760), (15, 1347491376), (16, 1263273165), (18, 1122909480), (20, 1010618532), (21, 962493840), (22, 918744120), (24, 842182110), (27, 748606320), (28, 721870380), (30, 673745688), (33, 612496080), (35, 577496304), (36, 561454740), (40, 505309266), (42, 481246920), (44, 459372060), (45, 449163792), (48, 421091055), (49, 412497360), (54, 374303160), (55, 367497648), (56, 360935190), (60, 336872844), (63, 320831280), (66, 306248040), (70, 288748152), (72, 280727370), (77, 262498320), (80, 252654633), (81, 249535440), (84, 240623460), (88, 229686030), (90, 224581896), (98, 206248680), (99, 204165360), (105, 192498768), (108, 187151580), (110, 183748824), (112, 180467595), (120, 168436422), (126, 160415640), (132, 153124020), (135, 149721264), (140, 144374076), (144, 140363685), (147, 137499120), (154, 131249160), (162, 124767720), (165, 122499216), (168, 120311730), (176, 114843015), (180, 112290948), (189, 106943760), (196, 103124340), (198, 102082680), (210, 96249384), (216, 93575790), (220, 91874412), (231, 87499440), (240, 84218211), (243, 83178480), (245, 82499472), (252, 80207820), (264, 76562010), (270, 74860632), (280, 72187038), (294, 68749560), (297, 68055120), (308, 65624580), (315, 64166256), (324, 62383860), (330, 61249608), (336, 60155865), (360, 56145474), (378, 53471880), (385, 52499664), (392, 51562170), (396, 51041340), (405, 49907088), (420, 48124692), (432, 46787895), (440, 45937206), (441, 45833040), (462, 43749720), (486, 41589240), (490, 41249736), (495, 40833072), (504, 40103910), (528, 38281005), (539, 37499760), (540, 37430316), (560, 36093519), (567, 35647920), (588, 34374780), (594, 34027560), (616, 32812290), (630, 32083128), (643, 31434480), (648, 31191930), (660, 30624804), (693, 29166480), (720, 28072737), (729, 27726160), (735, 27499824), (756, 26735940), (770, 26249832), (784, 25781085), (792, 25520670), (810, 24953544), (840, 24062346), (880, 22968603), (882, 22916520), (891, 22685040), (924, 21874860), (945, 21388752), (972, 20794620), (980, 20624868), (990, 20416536), (1008, 20051955), (1078, 18749880), (1080, 18715158), (1134, 17823960), (1155, 17499888), (1176, 17187390), (1188, 17013780), (1215, 16635696), (1232, 16406145), (1260, 16041564), (1286, 15717240), (1296, 15595965), (1320, 15312402), (1323, 15277680), (1386, 14583240), (1458, 13863080), (1470, 13749912), (1485, 13611024), (1512, 13367970), (1540, 13124916), (1584, 12760335), (1617, 12499920), (1620, 12476772), (1680, 12031173), (1701, 11882640), (1764, 11458260), (1782, 11342520), (1848, 10937430), (1890, 10694376), (1929, 10478160), (1944, 10397310), (1960, 10312434), (1980, 10208268), (2079, 9722160), (2156, 9374940), (2160, 9357579), (2205, 9166608), (2268, 8911980), (2310, 8749944), (2352, 8593695), (2376, 8506890), (2430, 8317848), (2520, 8020782), (2572, 7858620), (2640, 7656201), (2646, 7638840), (2673, 7561680), (2695, 7499952), (2772, 7291620), (2835, 7129584), (2916, 6931540), (2940, 6874956), (2970, 6805512), (3024, 6683985), (3080, 6562458), (3215, 6286896), (3234, 6249960), (3240, 6238386), (3402, 5941320), (3465, 5833296), (3528, 5729130), (3564, 5671260), (3645, 5545232), (3696, 5468715), (3780, 5347188), (3858, 5239080), (3888, 5198655), (3920, 5156217), (3960, 5104134), (3969, 5092560), (4158, 4861080), (4312, 4687470), (4410, 4583304), (4455, 4537008), (4501, 4490640), (4536, 4455990), (4620, 4374972), (4752, 4253445), (4851, 4166640), (4860, 4158924), (5040, 4010391), (5103, 3960880), (5144, 3929310), (5292, 3819420), (5346, 3780840), (5390, 3749976), (5544, 3645810), (5670, 3564792), (5787, 3492720), (5832, 3465770), (5880, 3437478), (5940, 3402756), (6160, 3281229), (6237, 3240720), (6430, 3143448), (6468, 3124980), (6480, 3119193), (6615, 3055536), (6804, 2970660), (6930, 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(18004, 1122660), (18480, 1093743), (18711, 1080240), (19290, 1047816), (19404, 1041660), (19440, 1039731), (19845, 1018512), (20412, 990220), (20790, 972216), (21168, 954855), (21219, 952560), (21384, 945210), (21560, 937494), (22505, 898128), (22680, 891198), (23148, 873180), (23760, 850689), (23814, 848760), (24255, 833328), (24948, 810180), (25515, 792176), (25720, 785862), (25872, 781245), (26460, 763884), (26730, 756168), (27006, 748440), (27216, 742665), (27720, 729162), (28292, 714420), (28935, 698544), (29106, 694440), (29160, 693154), (30864, 654885), (31185, 648144), (31507, 641520), (31752, 636570), (32076, 630140), (32340, 624996), (33264, 607635), (34020, 594132), (34722, 582120), (35280, 572913), (35365, 571536), (35640, 567126), (35721, 565840), (36008, 561330), (37422, 540120), (38580, 523908), (38808, 520830), (39690, 509256), (40095, 504112), (40509, 498960), (40824, 495110), (41580, 486108), (42438, 476280), (42768, 472605), (43120, 468747), (43659, 462960), (45010, 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(112266, 180040), (113168, 178605), (115740, 174636), (116424, 173610), (119070, 169752), (121527, 166320), (124740, 162036), (126028, 160380), (127314, 158760), (128304, 157535), (129360, 156249), (130977, 154320), (135030, 149688), (136080, 148533), (138888, 145530), (141460, 142884)]