20896162560

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:721

約数の個数: 864

約数和(自身を含む): 91996090368

約数和(自身を除く): 71099927808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 31, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 62, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 93, 96, 104, 105, 112, 117, 120, 124, 126, 128, 130, 140, 144, 155, 156, 160, 168, 180, 182, 186, 192, 195, 208, 210, 217, 224, 234, 240, 248, 252, 256, 260, 273, 279, 280, 288, 310, 312, 315, 320, 336, 360, 364, 372, 384, 390, 403, 416, 420, 434, 448, 455, 465, 468, 480, 496, 504, 520, 546, 558, 560, 576, 585, 620, 624, 630, 640, 643, 651, 672, 720, 728, 744, 768, 780, 806, 819, 832, 840, 868, 896, 910, 930, 936, 960, 992, 1008, 1040, 1085, 1092, 1116, 1120, 1152, 1170, 1209, 1240, 1248, 1260, 1280, 1286, 1302, 1344, 1365, 1395, 1440, 1456, 1488, 1560, 1612, 1638, 1664, 1680, 1736, 1792, 1820, 1860, 1872, 1920, 1929, 1953, 1984, 2015, 2016, 2080, 2170, 2184, 2232, 2240, 2304, 2340, 2418, 2480, 2496, 2520, 2572, 2604, 2688, 2730, 2790, 2821, 2880, 2912, 2976, 3120, 3215, 3224, 3255, 3276, 3328, 3360, 3472, 3627, 3640, 3720, 3744, 3840, 3858, 3906, 3968, 4030, 4032, 4095, 4160, 4340, 4368, 4464, 4480, 4501, 4680, 4836, 4960, 4992, 5040, 5144, 5208, 5376, 5460, 5580, 5642, 5760, 5787, 5824, 5952, 6045, 6240, 6430, 6448, 6510, 6552, 6720, 6944, 7254, 7280, 7440, 7488, 7716, 7812, 7936, 8060, 8064, 8190, 8320, 8359, 8463, 8680, 8736, 8928, 8960, 9002, 9360, 9645, 9672, 9765, 9920, 9984, 10080, 10288, 10416, 10920, 11160, 11284, 11520, 11574, 11648, 11904, 12090, 12480, 12860, 12896, 13020, 13104, 13440, 13503, 13888, 14105, 14508, 14560, 14880, 14976, 15432, 15624, 16120, 16128, 16380, 16640, 16718, 16926, 17360, 17472, 17856, 18004, 18135, 18720, 19290, 19344, 19530, 19840, 19933, 20160, 20576, 20832, 21840, 22320, 22505, 22568, 23148, 23296, 23808, 24180, 24960, 25077, 25389, 25720, 25792, 26040, 26208, 26880, 27006, 27776, 28210, 28935, 29016, 29120, 29760, 29952, 30864, 31248, 32240, 32760, 33436, 33852, 34720, 34944, 35712, 36008, 36270, 37440, 38580, 38688, 39060, 39680, 39866, 40320, 40509, 41152, 41664, 41795, 42315, 43680, 44640, 45010, 45136, 46296, 48360, 49920, 50154, 50778, 51440, 51584, 52080, 52416, 54012, 55552, 56420, 57870, 58032, 58240, 58513, 59520, 59799, 61728, 62496, 64480, 65520, 66872, 67515, 67704, 69440, 69888, 71424, 72016, 72540, 74880, 75231, 77160, 77376, 78120, 79732, 80640, 81018, 82304, 83328, 83590, 84630, 87360, 89280, 90020, 90272, 92592, 96720, 99665, 100308, 101556, 102880, 103168, 104160, 104832, 108024, 112840, 115740, 116064, 116480, 117026, 119040, 119598, 123456, 124992, 125385, 126945, 128960, 131040, 133744, 135030, 135408, 138880, 139531, 144032, 145080, 149760, 150462, 154320, 154752, 156240, 159464, 162036, 164608, 166656, 167180, 169260, 174720, 175539, 178560, 179397, 180040, 180544, 185184, 193440, 199330, 200616, 202545, 203112, 205760, 208320, 209664, 216048, 225680, 231480, 232128, 234052, 239196, 246912, 249984, 250770, 253890, 257920, 259129, 262080, 267488, 270060, 270816, 277760, 279062, 288064, 290160, 292565, 298995, 300924, 308640, 309504, 312480, 318928, 324072, 334360, 338520, 349440, 351078, 357120, 358794, 360080, 361088, 370368, 376155, 386880, 398660, 401232, 405090, 406224, 411520, 416640, 418593, 432096, 451360, 462960, 464256, 468104, 478392, 493824, 499968, 501540, 507780, 515840, 518258, 524160, 526617, 534976, 540120, 541632, 558124, 576128, 580320, 585130, 597990, 601848, 617280, 624960, 637856, 648144, 668720, 677040, 697655, 702156, 717588, 720160, 722176, 740736, 752310, 773760, 777387, 797320, 802464, 810180, 812448, 823040, 833280, 837186, 864192, 877695, 896985, 902720, 925920, 928512, 936208, 956784, 1003080, 1015560, 1036516, 1048320, 1053234, 1069952, 1080240, 1083264, 1116248, 1152256, 1160640, 1170260, 1195980, 1203696, 1234560, 1249920, 1255779, 1275712, 1295645, 1296288, 1337440, 1354080, 1395310, 1404312, 1435176, 1440320, 1481472, 1504620, 1547520, 1554774, 1594640, 1604928, 1620360, 1624896, 1674372, 1728384, 1755390, 1793970, 1805440, 1813903, 1851840, 1872416, 1913568, 2006160, 2031120, 2073032, 2092965, 2106468, 2139904, 2160480, 2166528, 2232496, 2321280, 2332161, 2340520, 2391960, 2407392, 2469120, 2499840, 2511558, 2551424, 2591290, 2592576, 2633085, 2674880, 2708160, 2790620, 2808624, 2870352, 2880640, 3009240, 3109548, 3189280, 3209856, 3240720, 3249792, 3348744, 3456768, 3510780, 3587940, 3610880, 3627806, 3703680, 3744832, 3827136, 3886935, 4012320, 4062240, 4146064, 4185930, 4212936, 4320960, 4464992, 4642560, 4664322, 4681040, 4783920, 4814784, 5023116, 5102848, 5182580, 5185152, 5266170, 5349760, 5416320, 5441709, 5581240, 5617248, 5740704, 5761280, 6018480, 6219096, 6278895, 6378560, 6419712, 6481440, 6499584, 6697488, 7021560, 7175880, 7255612, 7407360, 7489664, 7654272, 7773870, 8024640, 8124480, 8292128, 8371860, 8425872, 8641920, 8929984, 9069515, 9328644, 9362080, 9567840, 9629568, 10046232, 10365160, 10370304, 10532340, 10699520, 10832640, 10883418, 11162480, 11234496, 11481408, 11660805, 12036960, 12438192, 12557790, 12757120, 12962880, 13394976, 14043120, 14351760, 14511224, 14979328, 15308544, 15547740, 16049280, 16248960, 16325127, 16584256, 16743720, 16851744, 17283840, 17859968, 18139030, 18657288, 18724160, 19135680, 19259136, 20092464, 20730320, 21064680, 21766836, 22324960, 22468992, 22962816, 23321610, 24073920, 24876384, 25115580, 25514240, 25925760, 26789952, 27208545, 28086240, 28703520, 29022448, 31095480, 32098560, 32497920, 32650254, 33168512, 33487440, 33703488, 35719936, 36278060, 37314576, 37448320, 38271360, 40184928, 41460640, 42129360, 43533672, 44649920, 44937984, 45925632, 46643220, 48147840, 49752768, 50231160, 51851520, 53579904, 54417090, 56172480, 57407040, 58044896, 62190960, 65300508, 66337024, 66974880, 67406976, 72556120, 74629152, 74896640, 76542720, 80369856, 81625635, 82921280, 84258720, 87067344, 89299840, 93286440, 96295680, 99505536, 100462320, 107159808, 108834180, 112344960, 114814080, 116089792, 124381920, 130601016, 133949760, 134813952, 145112240, 149258304, 160739712, 163251270, 165842560, 168517440, 174134688, 178599680, 186572880, 199011072, 200924640, 217668360, 224689920, 229628160, 232179584, 248763840, 261202032, 267899520, 290224480, 298516608, 321479424, 326502540, 331685120, 337034880, 348269376, 373145760, 401849280, 435336720, 464359168, 497527680, 522404064, 535799040, 580448960, 597033216, 653005080, 674069760, 696538752, 746291520, 803698560, 870673440, 995055360, 1044808128, 1160897920, 1306010160, 1393077504, 1492583040, 1607397120, 1741346880, 2089616256, 2321795840, 2612020320, 2985166080, 3482693760, 4179232512, 5224040640, 6965387520, 10448081280, 20896162560]

約数ペア:

[(1, 20896162560), (2, 10448081280), (3, 6965387520), (4, 5224040640), (5, 4179232512), (6, 3482693760), (7, 2985166080), (8, 2612020320), (9, 2321795840), (10, 2089616256), (12, 1741346880), (13, 1607397120), (14, 1492583040), (15, 1393077504), (16, 1306010160), (18, 1160897920), (20, 1044808128), (21, 995055360), (24, 870673440), (26, 803698560), (28, 746291520), (30, 696538752), (31, 674069760), (32, 653005080), (35, 597033216), (36, 580448960), (39, 535799040), (40, 522404064), (42, 497527680), (45, 464359168), (48, 435336720), (52, 401849280), (56, 373145760), (60, 348269376), (62, 337034880), (63, 331685120), (64, 326502540), (65, 321479424), (70, 298516608), (72, 290224480), (78, 267899520), (80, 261202032), (84, 248763840), (90, 232179584), (91, 229628160), (93, 224689920), (96, 217668360), (104, 200924640), (105, 199011072), (112, 186572880), (117, 178599680), (120, 174134688), (124, 168517440), (126, 165842560), (128, 163251270), (130, 160739712), (140, 149258304), (144, 145112240), (155, 134813952), (156, 133949760), (160, 130601016), (168, 124381920), (180, 116089792), (182, 114814080), (186, 112344960), (192, 108834180), (195, 107159808), (208, 100462320), (210, 99505536), (217, 96295680), (224, 93286440), (234, 89299840), (240, 87067344), (248, 84258720), (252, 82921280), (256, 81625635), (260, 80369856), (273, 76542720), (279, 74896640), (280, 74629152), (288, 72556120), (310, 67406976), (312, 66974880), (315, 66337024), (320, 65300508), (336, 62190960), (360, 58044896), (364, 57407040), (372, 56172480), (384, 54417090), (390, 53579904), (403, 51851520), (416, 50231160), (420, 49752768), (434, 48147840), (448, 46643220), (455, 45925632), (465, 44937984), (468, 44649920), (480, 43533672), (496, 42129360), (504, 41460640), (520, 40184928), (546, 38271360), (558, 37448320), (560, 37314576), (576, 36278060), (585, 35719936), (620, 33703488), (624, 33487440), (630, 33168512), (640, 32650254), (643, 32497920), (651, 32098560), (672, 31095480), (720, 29022448), (728, 28703520), (744, 28086240), (768, 27208545), (780, 26789952), (806, 25925760), (819, 25514240), (832, 25115580), (840, 24876384), (868, 24073920), (896, 23321610), (910, 22962816), (930, 22468992), (936, 22324960), (960, 21766836), (992, 21064680), (1008, 20730320), (1040, 20092464), (1085, 19259136), (1092, 19135680), (1116, 18724160), (1120, 18657288), (1152, 18139030), (1170, 17859968), (1209, 17283840), (1240, 16851744), (1248, 16743720), (1260, 16584256), (1280, 16325127), (1286, 16248960), (1302, 16049280), (1344, 15547740), (1365, 15308544), (1395, 14979328), (1440, 14511224), (1456, 14351760), (1488, 14043120), (1560, 13394976), (1612, 12962880), (1638, 12757120), (1664, 12557790), (1680, 12438192), (1736, 12036960), (1792, 11660805), (1820, 11481408), (1860, 11234496), (1872, 11162480), (1920, 10883418), (1929, 10832640), (1953, 10699520), (1984, 10532340), (2015, 10370304), (2016, 10365160), (2080, 10046232), (2170, 9629568), (2184, 9567840), (2232, 9362080), (2240, 9328644), (2304, 9069515), (2340, 8929984), (2418, 8641920), (2480, 8425872), (2496, 8371860), (2520, 8292128), (2572, 8124480), (2604, 8024640), (2688, 7773870), (2730, 7654272), (2790, 7489664), (2821, 7407360), (2880, 7255612), (2912, 7175880), (2976, 7021560), (3120, 6697488), (3215, 6499584), (3224, 6481440), (3255, 6419712), (3276, 6378560), (3328, 6278895), (3360, 6219096), (3472, 6018480), (3627, 5761280), (3640, 5740704), (3720, 5617248), (3744, 5581240), (3840, 5441709), (3858, 5416320), (3906, 5349760), (3968, 5266170), (4030, 5185152), (4032, 5182580), (4095, 5102848), (4160, 5023116), (4340, 4814784), (4368, 4783920), (4464, 4681040), (4480, 4664322), (4501, 4642560), (4680, 4464992), (4836, 4320960), (4960, 4212936), (4992, 4185930), (5040, 4146064), (5144, 4062240), (5208, 4012320), (5376, 3886935), (5460, 3827136), (5580, 3744832), (5642, 3703680), (5760, 3627806), (5787, 3610880), (5824, 3587940), (5952, 3510780), (6045, 3456768), (6240, 3348744), (6430, 3249792), (6448, 3240720), (6510, 3209856), (6552, 3189280), (6720, 3109548), (6944, 3009240), (7254, 2880640), (7280, 2870352), (7440, 2808624), (7488, 2790620), (7716, 2708160), (7812, 2674880), (7936, 2633085), (8060, 2592576), (8064, 2591290), (8190, 2551424), (8320, 2511558), (8359, 2499840), (8463, 2469120), (8680, 2407392), (8736, 2391960), (8928, 2340520), (8960, 2332161), (9002, 2321280), (9360, 2232496), (9645, 2166528), (9672, 2160480), (9765, 2139904), (9920, 2106468), (9984, 2092965), (10080, 2073032), (10288, 2031120), (10416, 2006160), (10920, 1913568), (11160, 1872416), (11284, 1851840), (11520, 1813903), (11574, 1805440), (11648, 1793970), (11904, 1755390), (12090, 1728384), (12480, 1674372), (12860, 1624896), (12896, 1620360), (13020, 1604928), (13104, 1594640), (13440, 1554774), (13503, 1547520), (13888, 1504620), (14105, 1481472), (14508, 1440320), (14560, 1435176), (14880, 1404312), (14976, 1395310), (15432, 1354080), (15624, 1337440), (16120, 1296288), (16128, 1295645), (16380, 1275712), (16640, 1255779), (16718, 1249920), (16926, 1234560), (17360, 1203696), (17472, 1195980), (17856, 1170260), (18004, 1160640), (18135, 1152256), (18720, 1116248), (19290, 1083264), (19344, 1080240), (19530, 1069952), (19840, 1053234), (19933, 1048320), (20160, 1036516), (20576, 1015560), (20832, 1003080), (21840, 956784), (22320, 936208), (22505, 928512), (22568, 925920), (23148, 902720), (23296, 896985), (23808, 877695), (24180, 864192), (24960, 837186), (25077, 833280), (25389, 823040), (25720, 812448), (25792, 810180), (26040, 802464), (26208, 797320), (26880, 777387), (27006, 773760), (27776, 752310), (28210, 740736), (28935, 722176), (29016, 720160), (29120, 717588), (29760, 702156), (29952, 697655), (30864, 677040), (31248, 668720), (32240, 648144), (32760, 637856), (33436, 624960), (33852, 617280), (34720, 601848), (34944, 597990), (35712, 585130), (36008, 580320), (36270, 576128), (37440, 558124), (38580, 541632), (38688, 540120), (39060, 534976), (39680, 526617), (39866, 524160), (40320, 518258), (40509, 515840), (41152, 507780), (41664, 501540), (41795, 499968), (42315, 493824), (43680, 478392), (44640, 468104), (45010, 464256), (45136, 462960), (46296, 451360), (48360, 432096), (49920, 418593), (50154, 416640), (50778, 411520), (51440, 406224), (51584, 405090), (52080, 401232), (52416, 398660), (54012, 386880), (55552, 376155), (56420, 370368), (57870, 361088), (58032, 360080), (58240, 358794), (58513, 357120), (59520, 351078), (59799, 349440), (61728, 338520), (62496, 334360), (64480, 324072), (65520, 318928), (66872, 312480), (67515, 309504), (67704, 308640), (69440, 300924), (69888, 298995), (71424, 292565), (72016, 290160), (72540, 288064), (74880, 279062), (75231, 277760), (77160, 270816), (77376, 270060), (78120, 267488), (79732, 262080), (80640, 259129), (81018, 257920), (82304, 253890), (83328, 250770), (83590, 249984), (84630, 246912), (87360, 239196), (89280, 234052), (90020, 232128), (90272, 231480), (92592, 225680), (96720, 216048), (99665, 209664), (100308, 208320), (101556, 205760), (102880, 203112), (103168, 202545), (104160, 200616), (104832, 199330), (108024, 193440), (112840, 185184), (115740, 180544), (116064, 180040), (116480, 179397), (117026, 178560), (119040, 175539), (119598, 174720), (123456, 169260), (124992, 167180), (125385, 166656), (126945, 164608), (128960, 162036), (131040, 159464), (133744, 156240), (135030, 154752), (135408, 154320), (138880, 150462), (139531, 149760), (144032, 145080)]