20438576640

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 640

約数和(自身を含む): 77780736000

約数和(自身を除く): 57342159360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 79, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 158, 160, 171, 180, 190, 192, 197, 216, 228, 237, 240, 256, 270, 285, 288, 304, 316, 320, 342, 360, 380, 384, 394, 395, 432, 456, 474, 480, 512, 513, 540, 570, 576, 591, 608, 632, 640, 684, 711, 720, 760, 768, 788, 790, 855, 864, 912, 948, 960, 985, 1026, 1080, 1140, 1152, 1182, 1185, 1216, 1264, 1280, 1368, 1422, 1440, 1501, 1520, 1536, 1576, 1580, 1710, 1728, 1773, 1824, 1896, 1920, 1970, 2052, 2133, 2160, 2280, 2304, 2364, 2370, 2432, 2528, 2560, 2565, 2736, 2844, 2880, 2955, 3002, 3040, 3152, 3160, 3420, 3456, 3546, 3555, 3648, 3743, 3792, 3840, 3940, 4104, 4266, 4320, 4503, 4560, 4608, 4728, 4740, 4864, 5056, 5130, 5319, 5472, 5688, 5760, 5910, 6004, 6080, 6304, 6320, 6840, 6912, 7092, 7110, 7296, 7486, 7505, 7584, 7680, 7880, 8208, 8532, 8640, 8865, 9006, 9120, 9456, 9480, 9728, 10112, 10260, 10638, 10665, 10944, 11229, 11376, 11520, 11820, 12008, 12160, 12608, 12640, 13509, 13680, 13824, 14184, 14220, 14592, 14972, 15010, 15168, 15563, 15760, 16416, 17064, 17280, 17730, 18012, 18240, 18715, 18912, 18960, 20224, 20520, 21276, 21330, 21888, 22458, 22515, 22752, 23040, 23640, 24016, 24320, 25216, 25280, 26595, 27018, 27360, 28368, 28440, 29184, 29944, 30020, 30336, 31126, 31520, 32832, 33687, 34128, 34560, 35460, 36024, 36480, 37430, 37824, 37920, 40448, 40527, 41040, 42552, 42660, 43776, 44916, 45030, 45504, 46689, 47280, 48032, 48640, 50432, 50560, 53190, 54036, 54720, 56145, 56736, 56880, 59888, 60040, 60672, 62252, 63040, 65664, 67374, 67545, 68256, 69120, 70920, 72048, 72960, 74860, 75648, 75840, 77815, 81054, 82080, 85104, 85320, 87552, 89832, 90060, 91008, 93378, 94560, 96064, 100864, 101061, 101120, 106380, 108072, 109440, 112290, 113472, 113760, 119776, 120080, 121344, 124504, 126080, 131328, 134748, 135090, 136512, 140067, 141840, 144096, 145920, 149720, 151296, 151680, 155630, 162108, 164160, 168435, 170208, 170640, 179664, 180120, 182016, 186756, 189120, 192128, 202122, 202240, 202635, 212760, 216144, 218880, 224580, 226944, 227520, 233445, 239552, 240160, 249008, 252160, 262656, 269496, 270180, 273024, 280134, 283680, 288192, 295697, 299440, 302592, 303360, 311260, 324216, 328320, 336870, 340416, 341280, 359328, 360240, 364032, 373512, 378240, 384256, 404244, 405270, 420201, 425520, 432288, 437760, 449160, 453888, 455040, 466890, 479104, 480320, 498016, 504320, 505305, 538992, 540360, 546048, 560268, 567360, 576384, 591394, 598880, 606720, 622520, 648432, 656640, 673740, 680832, 682560, 700335, 718656, 720480, 747024, 756480, 768512, 808488, 810540, 840402, 851040, 864576, 887091, 898320, 907776, 910080, 933780, 958208, 960640, 996032, 1010610, 1077984, 1080720, 1092096, 1120536, 1134720, 1152768, 1182788, 1197760, 1245040, 1296864, 1313280, 1347480, 1361664, 1365120, 1400670, 1437312, 1440960, 1478485, 1494048, 1512960, 1616976, 1621080, 1680804, 1702080, 1729152, 1774182, 1796640, 1820160, 1867560, 1916416, 1921280, 1992064, 2021220, 2101005, 2155968, 2161440, 2241072, 2269440, 2305536, 2365576, 2395520, 2490080, 2593728, 2661273, 2694960, 2723328, 2730240, 2801340, 2874624, 2881920, 2956970, 2988096, 3233952, 3242160, 3361608, 3404160, 3458304, 3548364, 3593280, 3735120, 3842560, 3984128, 4042440, 4202010, 4311936, 4322880, 4435455, 4482144, 4538880, 4731152, 4791040, 4980160, 5187456, 5322546, 5389920, 5460480, 5602680, 5749248, 5763840, 5913940, 5976192, 6467904, 6484320, 6723216, 6808320, 6916608, 7096728, 7186560, 7470240, 7968256, 7983819, 8084880, 8404020, 8623872, 8645760, 8870910, 8964288, 9462304, 9582080, 9960320, 10374912, 10645092, 10779840, 11205360, 11527680, 11827880, 11952384, 12935808, 12968640, 13306365, 13446432, 13616640, 14193456, 14373120, 14940480, 15967638, 16169760, 16808040, 17247744, 17291520, 17741820, 17928576, 18924608, 19920640, 20749824, 21290184, 21559680, 22410720, 23655760, 23904768, 25871616, 25937280, 26612730, 26892864, 28386912, 28746240, 29880960, 31935276, 32339520, 33616080, 34583040, 35483640, 35857152, 37849216, 39841280, 39919095, 42580368, 43119360, 44821440, 47311520, 51743232, 51874560, 53225460, 53785728, 56773824, 59761920, 63870552, 64679040, 67232160, 70967280, 71714304, 75698432, 79838190, 85160736, 86238720, 89642880, 94623040, 103749120, 106450920, 107571456, 113547648, 119523840, 127741104, 129358080, 134464320, 141934560, 151396864, 159676380, 170321472, 179285760, 189246080, 212901840, 215142912, 227095296, 255482208, 258716160, 268928640, 283869120, 319352760, 340642944, 358571520, 378492160, 425803680, 454190592, 510964416, 537857280, 567738240, 638705520, 681285888, 756984320, 851607360, 1021928832, 1075714560, 1135476480, 1277411040, 1362571776, 1703214720, 2043857664, 2270952960, 2554822080, 3406429440, 4087715328, 5109644160, 6812858880, 10219288320, 20438576640]

約数ペア:

[(1, 20438576640), (2, 10219288320), (3, 6812858880), (4, 5109644160), (5, 4087715328), (6, 3406429440), (8, 2554822080), (9, 2270952960), (10, 2043857664), (12, 1703214720), (15, 1362571776), (16, 1277411040), (18, 1135476480), (19, 1075714560), (20, 1021928832), (24, 851607360), (27, 756984320), (30, 681285888), (32, 638705520), (36, 567738240), (38, 537857280), (40, 510964416), (45, 454190592), (48, 425803680), (54, 378492160), (57, 358571520), (60, 340642944), (64, 319352760), (72, 283869120), (76, 268928640), (79, 258716160), (80, 255482208), (90, 227095296), (95, 215142912), (96, 212901840), (108, 189246080), (114, 179285760), (120, 170321472), (128, 159676380), (135, 151396864), (144, 141934560), (152, 134464320), (158, 129358080), (160, 127741104), (171, 119523840), (180, 113547648), (190, 107571456), (192, 106450920), (197, 103749120), (216, 94623040), (228, 89642880), (237, 86238720), (240, 85160736), (256, 79838190), (270, 75698432), (285, 71714304), (288, 70967280), (304, 67232160), (316, 64679040), (320, 63870552), (342, 59761920), (360, 56773824), (380, 53785728), (384, 53225460), (394, 51874560), (395, 51743232), (432, 47311520), (456, 44821440), (474, 43119360), (480, 42580368), (512, 39919095), (513, 39841280), (540, 37849216), (570, 35857152), (576, 35483640), (591, 34583040), (608, 33616080), (632, 32339520), (640, 31935276), (684, 29880960), (711, 28746240), (720, 28386912), (760, 26892864), (768, 26612730), (788, 25937280), (790, 25871616), (855, 23904768), (864, 23655760), (912, 22410720), (948, 21559680), (960, 21290184), (985, 20749824), (1026, 19920640), (1080, 18924608), (1140, 17928576), (1152, 17741820), (1182, 17291520), (1185, 17247744), (1216, 16808040), (1264, 16169760), (1280, 15967638), (1368, 14940480), (1422, 14373120), (1440, 14193456), (1501, 13616640), (1520, 13446432), (1536, 13306365), (1576, 12968640), (1580, 12935808), (1710, 11952384), (1728, 11827880), (1773, 11527680), (1824, 11205360), (1896, 10779840), (1920, 10645092), (1970, 10374912), (2052, 9960320), (2133, 9582080), (2160, 9462304), (2280, 8964288), (2304, 8870910), (2364, 8645760), (2370, 8623872), (2432, 8404020), (2528, 8084880), (2560, 7983819), (2565, 7968256), (2736, 7470240), (2844, 7186560), (2880, 7096728), (2955, 6916608), (3002, 6808320), (3040, 6723216), (3152, 6484320), (3160, 6467904), (3420, 5976192), (3456, 5913940), (3546, 5763840), (3555, 5749248), (3648, 5602680), (3743, 5460480), (3792, 5389920), (3840, 5322546), (3940, 5187456), (4104, 4980160), (4266, 4791040), (4320, 4731152), (4503, 4538880), (4560, 4482144), (4608, 4435455), (4728, 4322880), (4740, 4311936), (4864, 4202010), (5056, 4042440), (5130, 3984128), (5319, 3842560), (5472, 3735120), (5688, 3593280), (5760, 3548364), (5910, 3458304), (6004, 3404160), (6080, 3361608), (6304, 3242160), (6320, 3233952), (6840, 2988096), (6912, 2956970), (7092, 2881920), (7110, 2874624), (7296, 2801340), (7486, 2730240), (7505, 2723328), (7584, 2694960), (7680, 2661273), (7880, 2593728), (8208, 2490080), (8532, 2395520), (8640, 2365576), (8865, 2305536), (9006, 2269440), (9120, 2241072), (9456, 2161440), (9480, 2155968), (9728, 2101005), (10112, 2021220), (10260, 1992064), (10638, 1921280), (10665, 1916416), (10944, 1867560), (11229, 1820160), (11376, 1796640), (11520, 1774182), (11820, 1729152), (12008, 1702080), (12160, 1680804), (12608, 1621080), (12640, 1616976), (13509, 1512960), (13680, 1494048), (13824, 1478485), (14184, 1440960), (14220, 1437312), (14592, 1400670), (14972, 1365120), (15010, 1361664), (15168, 1347480), (15563, 1313280), (15760, 1296864), (16416, 1245040), (17064, 1197760), (17280, 1182788), (17730, 1152768), (18012, 1134720), (18240, 1120536), (18715, 1092096), (18912, 1080720), (18960, 1077984), (20224, 1010610), (20520, 996032), (21276, 960640), (21330, 958208), (21888, 933780), (22458, 910080), (22515, 907776), (22752, 898320), (23040, 887091), (23640, 864576), (24016, 851040), (24320, 840402), (25216, 810540), (25280, 808488), (26595, 768512), (27018, 756480), (27360, 747024), (28368, 720480), (28440, 718656), (29184, 700335), (29944, 682560), (30020, 680832), (30336, 673740), (31126, 656640), (31520, 648432), (32832, 622520), (33687, 606720), (34128, 598880), (34560, 591394), (35460, 576384), (36024, 567360), (36480, 560268), (37430, 546048), (37824, 540360), (37920, 538992), (40448, 505305), (40527, 504320), (41040, 498016), (42552, 480320), (42660, 479104), (43776, 466890), (44916, 455040), (45030, 453888), (45504, 449160), (46689, 437760), (47280, 432288), (48032, 425520), (48640, 420201), (50432, 405270), (50560, 404244), (53190, 384256), (54036, 378240), (54720, 373512), (56145, 364032), (56736, 360240), (56880, 359328), (59888, 341280), (60040, 340416), (60672, 336870), (62252, 328320), (63040, 324216), (65664, 311260), (67374, 303360), (67545, 302592), (68256, 299440), (69120, 295697), (70920, 288192), (72048, 283680), (72960, 280134), (74860, 273024), (75648, 270180), (75840, 269496), (77815, 262656), (81054, 252160), (82080, 249008), (85104, 240160), (85320, 239552), (87552, 233445), (89832, 227520), (90060, 226944), (91008, 224580), (93378, 218880), (94560, 216144), (96064, 212760), (100864, 202635), (101061, 202240), (101120, 202122), (106380, 192128), (108072, 189120), (109440, 186756), (112290, 182016), (113472, 180120), (113760, 179664), (119776, 170640), (120080, 170208), (121344, 168435), (124504, 164160), (126080, 162108), (131328, 155630), (134748, 151680), (135090, 151296), (136512, 149720), (140067, 145920), (141840, 144096)]