20156209920

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:809

約数の個数: 864

約数和(自身を含む): 89873731584

約数和(自身を除く): 69717521664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 31, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 62, 63, 64, 66, 70, 72, 77, 80, 84, 88, 90, 93, 96, 99, 105, 110, 112, 120, 124, 126, 128, 132, 140, 144, 154, 155, 160, 165, 168, 176, 180, 186, 192, 198, 210, 217, 220, 224, 231, 240, 248, 252, 256, 264, 279, 280, 288, 308, 310, 315, 320, 330, 336, 341, 352, 360, 372, 384, 385, 396, 420, 434, 440, 448, 462, 465, 480, 495, 496, 504, 528, 558, 560, 576, 616, 620, 630, 640, 651, 660, 672, 682, 693, 704, 720, 733, 744, 768, 770, 792, 840, 868, 880, 896, 924, 930, 960, 990, 992, 1008, 1023, 1056, 1085, 1116, 1120, 1152, 1155, 1232, 1240, 1260, 1280, 1302, 1320, 1344, 1364, 1386, 1395, 1408, 1440, 1466, 1488, 1540, 1584, 1680, 1705, 1736, 1760, 1792, 1848, 1860, 1920, 1953, 1980, 1984, 2016, 2046, 2112, 2170, 2199, 2232, 2240, 2304, 2310, 2387, 2464, 2480, 2520, 2604, 2640, 2688, 2728, 2772, 2790, 2816, 2880, 2932, 2976, 3069, 3080, 3168, 3255, 3360, 3410, 3465, 3472, 3520, 3665, 3696, 3720, 3840, 3906, 3960, 3968, 4032, 4092, 4224, 4340, 4398, 4464, 4480, 4620, 4774, 4928, 4960, 5040, 5115, 5131, 5208, 5280, 5376, 5456, 5544, 5580, 5760, 5864, 5952, 6138, 6160, 6336, 6510, 6597, 6720, 6820, 6930, 6944, 7040, 7161, 7330, 7392, 7440, 7812, 7920, 7936, 8063, 8064, 8184, 8448, 8680, 8796, 8928, 8960, 9240, 9548, 9765, 9856, 9920, 10080, 10230, 10262, 10416, 10560, 10912, 10995, 11088, 11160, 11520, 11728, 11904, 11935, 12276, 12320, 12672, 13020, 13194, 13440, 13640, 13860, 13888, 14080, 14322, 14660, 14784, 14880, 15345, 15393, 15624, 15840, 16126, 16128, 16368, 17360, 17592, 17856, 18480, 19096, 19530, 19712, 19840, 20160, 20460, 20524, 20832, 21120, 21483, 21824, 21990, 22176, 22320, 22723, 23456, 23808, 23870, 24189, 24552, 24640, 25344, 25655, 26040, 26388, 26880, 27280, 27720, 27776, 28644, 29320, 29568, 29760, 30690, 30786, 31248, 31680, 32252, 32736, 32985, 34720, 35184, 35712, 35805, 36960, 38192, 39060, 39680, 40315, 40320, 40920, 41048, 41664, 42240, 42966, 43648, 43980, 44352, 44640, 45446, 46179, 46912, 47740, 48378, 49104, 49280, 51310, 52080, 52776, 54560, 55440, 55552, 56441, 57288, 58640, 59136, 59520, 61380, 61572, 62496, 63360, 64504, 65472, 65970, 68169, 69440, 70368, 71424, 71610, 72567, 73920, 76384, 76965, 78120, 80630, 80640, 81840, 82096, 83328, 85932, 87296, 87960, 88704, 89280, 90892, 92358, 93824, 95480, 96756, 98208, 98560, 102620, 104160, 105552, 107415, 109120, 110880, 112882, 113615, 114576, 117280, 119040, 120945, 122760, 123144, 124992, 126720, 129008, 130944, 131940, 136338, 138880, 140736, 143220, 145134, 147840, 152768, 153930, 156240, 159061, 161260, 163680, 164192, 166656, 169323, 171864, 175920, 177408, 178560, 181784, 184716, 187648, 190960, 193512, 196416, 204507, 205240, 208320, 211104, 214830, 218240, 221760, 225764, 227230, 229152, 230895, 234560, 241890, 245520, 246288, 249953, 249984, 258016, 261888, 263880, 272676, 277760, 281472, 282205, 286440, 290268, 295680, 305536, 307860, 312480, 318122, 322520, 327360, 328384, 338646, 340845, 343728, 351840, 357120, 362835, 363568, 369432, 381920, 387024, 392832, 409014, 410480, 416640, 422208, 429660, 436480, 443520, 451528, 454460, 458304, 461790, 469120, 477183, 483780, 491040, 492576, 499906, 499968, 507969, 516032, 527760, 545352, 562944, 564410, 572880, 580536, 611072, 615720, 624960, 636244, 645040, 654720, 656768, 677292, 681690, 687456, 703680, 725670, 727136, 738864, 749859, 763840, 774048, 785664, 795305, 818028, 820960, 833280, 844416, 846615, 859320, 887040, 903056, 908920, 916608, 923580, 938240, 954366, 967560, 982080, 985152, 999812, 1015938, 1022535, 1032064, 1055520, 1090704, 1128820, 1145760, 1161072, 1231440, 1249765, 1249920, 1272488, 1290080, 1309440, 1313536, 1354584, 1363380, 1374912, 1407360, 1431549, 1451340, 1454272, 1477728, 1499718, 1527680, 1548096, 1590610, 1636056, 1641920, 1688832, 1693230, 1718640, 1749671, 1806112, 1817840, 1833216, 1847160, 1908732, 1935120, 1964160, 1970304, 1999624, 2031876, 2045070, 2064128, 2111040, 2181408, 2249577, 2257640, 2291520, 2322144, 2385915, 2462880, 2499530, 2499840, 2539845, 2544976, 2580160, 2709168, 2726760, 2749824, 2814720, 2863098, 2902680, 2908544, 2955456, 2999436, 3055360, 3096192, 3181220, 3272112, 3283840, 3386460, 3437280, 3499342, 3612224, 3635680, 3694320, 3749295, 3817464, 3870240, 3928320, 3940608, 3999248, 4063752, 4090140, 4222080, 4362816, 4499154, 4515280, 4583040, 4644288, 4771830, 4925760, 4999060, 5079690, 5089952, 5160320, 5249013, 5418336, 5453520, 5499648, 5726196, 5805360, 5817088, 5910912, 5998872, 6192384, 6362440, 6544224, 6567680, 6772920, 6874560, 6998684, 7157745, 7224448, 7271360, 7388640, 7498590, 7634928, 7740480, 7998496, 8127504, 8180280, 8444160, 8725632, 8748355, 8998308, 9030560, 9166080, 9288576, 9543660, 9851520, 9998120, 10159380, 10179904, 10320640, 10498026, 10836672, 10907040, 11247885, 11452392, 11610720, 11821824, 11997744, 12724880, 13088448, 13545840, 13749120, 13997368, 14315490, 14448896, 14542720, 14777280, 14997180, 15269856, 15480960, 15747039, 15996992, 16255008, 16360560, 17451264, 17496710, 17996616, 18061120, 18577152, 19087320, 19703040, 19996240, 20318760, 20359808, 20996052, 21673344, 21814080, 22495770, 22904784, 23221440, 23995488, 25449760, 26176896, 26245065, 27091680, 27498240, 27994736, 28630980, 29085440, 29554560, 29994360, 30539712, 30961920, 31494078, 31993984, 32510016, 32721120, 34993420, 35993232, 36122240, 38174640, 39992480, 40637520, 40719616, 41992104, 43346688, 43628160, 44991540, 45809568, 46442880, 47990976, 50899520, 52353792, 52490130, 54183360, 55989472, 57261960, 59109120, 59988720, 61079424, 62988156, 63987968, 65020032, 65442240, 69986840, 71986464, 72244480, 76349280, 78735195, 79984960, 81275040, 83984208, 87256320, 89983080, 91619136, 92885760, 95981952, 101799040, 104980260, 108366720, 111978944, 114523920, 119977440, 122158848, 125976312, 130040064, 130884480, 139973680, 143972928, 152698560, 157470390, 159969920, 162550080, 167968416, 179966160, 183238272, 191963904, 203598080, 209960520, 216733440, 223957888, 229047840, 239954880, 251952624, 261768960, 279947360, 287945856, 305397120, 314940780, 319939840, 325100160, 335936832, 359932320, 366476544, 419921040, 447915776, 458095680, 479909760, 503905248, 559894720, 575891712, 610794240, 629881560, 650200320, 671873664, 719864640, 839842080, 916191360, 959819520, 1007810496, 1119789440, 1259763120, 1343747328, 1439729280, 1679684160, 1832382720, 2015620992, 2239578880, 2519526240, 2879458560, 3359368320, 4031241984, 5039052480, 6718736640, 10078104960, 20156209920]

約数ペア:

[(1, 20156209920), (2, 10078104960), (3, 6718736640), (4, 5039052480), (5, 4031241984), (6, 3359368320), (7, 2879458560), (8, 2519526240), (9, 2239578880), (10, 2015620992), (11, 1832382720), (12, 1679684160), (14, 1439729280), (15, 1343747328), (16, 1259763120), (18, 1119789440), (20, 1007810496), (21, 959819520), (22, 916191360), (24, 839842080), (28, 719864640), (30, 671873664), (31, 650200320), (32, 629881560), (33, 610794240), (35, 575891712), (36, 559894720), (40, 503905248), (42, 479909760), (44, 458095680), (45, 447915776), (48, 419921040), (55, 366476544), (56, 359932320), (60, 335936832), (62, 325100160), (63, 319939840), (64, 314940780), (66, 305397120), (70, 287945856), (72, 279947360), (77, 261768960), (80, 251952624), (84, 239954880), (88, 229047840), (90, 223957888), (93, 216733440), (96, 209960520), (99, 203598080), (105, 191963904), (110, 183238272), (112, 179966160), (120, 167968416), (124, 162550080), (126, 159969920), (128, 157470390), (132, 152698560), (140, 143972928), (144, 139973680), (154, 130884480), (155, 130040064), (160, 125976312), (165, 122158848), (168, 119977440), (176, 114523920), (180, 111978944), (186, 108366720), (192, 104980260), (198, 101799040), (210, 95981952), (217, 92885760), (220, 91619136), (224, 89983080), (231, 87256320), (240, 83984208), (248, 81275040), (252, 79984960), (256, 78735195), (264, 76349280), (279, 72244480), (280, 71986464), (288, 69986840), (308, 65442240), (310, 65020032), (315, 63987968), (320, 62988156), (330, 61079424), (336, 59988720), (341, 59109120), (352, 57261960), (360, 55989472), (372, 54183360), (384, 52490130), (385, 52353792), (396, 50899520), (420, 47990976), (434, 46442880), (440, 45809568), (448, 44991540), (462, 43628160), (465, 43346688), (480, 41992104), (495, 40719616), (496, 40637520), (504, 39992480), (528, 38174640), (558, 36122240), (560, 35993232), (576, 34993420), (616, 32721120), (620, 32510016), (630, 31993984), (640, 31494078), (651, 30961920), (660, 30539712), (672, 29994360), (682, 29554560), (693, 29085440), (704, 28630980), (720, 27994736), (733, 27498240), (744, 27091680), (768, 26245065), (770, 26176896), (792, 25449760), (840, 23995488), (868, 23221440), (880, 22904784), (896, 22495770), (924, 21814080), (930, 21673344), (960, 20996052), (990, 20359808), (992, 20318760), (1008, 19996240), (1023, 19703040), (1056, 19087320), (1085, 18577152), (1116, 18061120), (1120, 17996616), (1152, 17496710), (1155, 17451264), (1232, 16360560), (1240, 16255008), (1260, 15996992), (1280, 15747039), (1302, 15480960), (1320, 15269856), (1344, 14997180), (1364, 14777280), (1386, 14542720), (1395, 14448896), (1408, 14315490), (1440, 13997368), (1466, 13749120), (1488, 13545840), (1540, 13088448), (1584, 12724880), (1680, 11997744), (1705, 11821824), (1736, 11610720), (1760, 11452392), (1792, 11247885), (1848, 10907040), (1860, 10836672), (1920, 10498026), (1953, 10320640), (1980, 10179904), (1984, 10159380), (2016, 9998120), (2046, 9851520), (2112, 9543660), (2170, 9288576), (2199, 9166080), (2232, 9030560), (2240, 8998308), (2304, 8748355), (2310, 8725632), (2387, 8444160), (2464, 8180280), (2480, 8127504), (2520, 7998496), (2604, 7740480), (2640, 7634928), (2688, 7498590), (2728, 7388640), (2772, 7271360), (2790, 7224448), (2816, 7157745), (2880, 6998684), (2932, 6874560), (2976, 6772920), (3069, 6567680), (3080, 6544224), (3168, 6362440), (3255, 6192384), (3360, 5998872), (3410, 5910912), (3465, 5817088), (3472, 5805360), (3520, 5726196), (3665, 5499648), (3696, 5453520), (3720, 5418336), (3840, 5249013), (3906, 5160320), (3960, 5089952), (3968, 5079690), (4032, 4999060), (4092, 4925760), (4224, 4771830), (4340, 4644288), (4398, 4583040), (4464, 4515280), (4480, 4499154), (4620, 4362816), (4774, 4222080), (4928, 4090140), (4960, 4063752), (5040, 3999248), (5115, 3940608), (5131, 3928320), (5208, 3870240), (5280, 3817464), (5376, 3749295), (5456, 3694320), (5544, 3635680), (5580, 3612224), (5760, 3499342), (5864, 3437280), (5952, 3386460), (6138, 3283840), (6160, 3272112), (6336, 3181220), (6510, 3096192), (6597, 3055360), (6720, 2999436), (6820, 2955456), (6930, 2908544), (6944, 2902680), (7040, 2863098), (7161, 2814720), (7330, 2749824), (7392, 2726760), (7440, 2709168), (7812, 2580160), (7920, 2544976), (7936, 2539845), (8063, 2499840), (8064, 2499530), (8184, 2462880), (8448, 2385915), (8680, 2322144), (8796, 2291520), (8928, 2257640), (8960, 2249577), (9240, 2181408), (9548, 2111040), (9765, 2064128), (9856, 2045070), (9920, 2031876), (10080, 1999624), (10230, 1970304), (10262, 1964160), (10416, 1935120), (10560, 1908732), (10912, 1847160), (10995, 1833216), (11088, 1817840), (11160, 1806112), (11520, 1749671), (11728, 1718640), (11904, 1693230), (11935, 1688832), (12276, 1641920), (12320, 1636056), (12672, 1590610), (13020, 1548096), (13194, 1527680), (13440, 1499718), (13640, 1477728), (13860, 1454272), (13888, 1451340), (14080, 1431549), (14322, 1407360), (14660, 1374912), (14784, 1363380), (14880, 1354584), (15345, 1313536), (15393, 1309440), (15624, 1290080), (15840, 1272488), (16126, 1249920), (16128, 1249765), (16368, 1231440), (17360, 1161072), (17592, 1145760), (17856, 1128820), (18480, 1090704), (19096, 1055520), (19530, 1032064), (19712, 1022535), (19840, 1015938), (20160, 999812), (20460, 985152), (20524, 982080), (20832, 967560), (21120, 954366), (21483, 938240), (21824, 923580), (21990, 916608), (22176, 908920), (22320, 903056), (22723, 887040), (23456, 859320), (23808, 846615), (23870, 844416), (24189, 833280), (24552, 820960), (24640, 818028), (25344, 795305), (25655, 785664), (26040, 774048), (26388, 763840), (26880, 749859), (27280, 738864), (27720, 727136), (27776, 725670), (28644, 703680), (29320, 687456), (29568, 681690), (29760, 677292), (30690, 656768), (30786, 654720), (31248, 645040), (31680, 636244), (32252, 624960), (32736, 615720), (32985, 611072), (34720, 580536), (35184, 572880), (35712, 564410), (35805, 562944), (36960, 545352), (38192, 527760), (39060, 516032), (39680, 507969), (40315, 499968), (40320, 499906), (40920, 492576), (41048, 491040), (41664, 483780), (42240, 477183), (42966, 469120), (43648, 461790), (43980, 458304), (44352, 454460), (44640, 451528), (45446, 443520), (46179, 436480), (46912, 429660), (47740, 422208), (48378, 416640), (49104, 410480), (49280, 409014), (51310, 392832), (52080, 387024), (52776, 381920), (54560, 369432), (55440, 363568), (55552, 362835), (56441, 357120), (57288, 351840), (58640, 343728), (59136, 340845), (59520, 338646), (61380, 328384), (61572, 327360), (62496, 322520), (63360, 318122), (64504, 312480), (65472, 307860), (65970, 305536), (68169, 295680), (69440, 290268), (70368, 286440), (71424, 282205), (71610, 281472), (72567, 277760), (73920, 272676), (76384, 263880), (76965, 261888), (78120, 258016), (80630, 249984), (80640, 249953), (81840, 246288), (82096, 245520), (83328, 241890), (85932, 234560), (87296, 230895), (87960, 229152), (88704, 227230), (89280, 225764), (90892, 221760), (92358, 218240), (93824, 214830), (95480, 211104), (96756, 208320), (98208, 205240), (98560, 204507), (102620, 196416), (104160, 193512), (105552, 190960), (107415, 187648), (109120, 184716), (110880, 181784), (112882, 178560), (113615, 177408), (114576, 175920), (117280, 171864), (119040, 169323), (120945, 166656), (122760, 164192), (123144, 163680), (124992, 161260), (126720, 159061), (129008, 156240), (130944, 153930), (131940, 152768), (136338, 147840), (138880, 145134), (140736, 143220)]