20820334080

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^3$

素因数の和:139

約数の個数: 640

約数和(自身を含む): 84650582016

約数和(自身を除く): 63830247936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 31, 32, 35, 39, 40, 42, 48, 52, 56, 60, 62, 64, 65, 70, 78, 80, 84, 91, 93, 96, 104, 105, 112, 120, 124, 128, 130, 140, 155, 156, 160, 168, 182, 186, 192, 195, 208, 210, 217, 224, 240, 248, 256, 260, 273, 280, 310, 312, 320, 336, 364, 372, 384, 390, 403, 416, 420, 434, 448, 455, 465, 480, 496, 512, 520, 546, 560, 620, 624, 640, 651, 672, 728, 744, 768, 780, 806, 832, 840, 868, 896, 910, 930, 960, 961, 992, 1040, 1085, 1092, 1120, 1209, 1240, 1248, 1280, 1302, 1344, 1365, 1456, 1488, 1536, 1560, 1612, 1664, 1680, 1736, 1792, 1820, 1860, 1920, 1922, 1984, 2015, 2080, 2170, 2184, 2240, 2418, 2480, 2496, 2560, 2604, 2688, 2730, 2821, 2883, 2912, 2976, 3120, 3224, 3255, 3328, 3360, 3472, 3584, 3640, 3720, 3840, 3844, 3968, 4030, 4160, 4340, 4368, 4480, 4805, 4836, 4960, 4992, 5208, 5376, 5460, 5642, 5766, 5824, 5952, 6045, 6240, 6448, 6510, 6656, 6720, 6727, 6944, 7280, 7440, 7680, 7688, 7936, 8060, 8320, 8463, 8680, 8736, 8960, 9610, 9672, 9920, 9984, 10416, 10752, 10920, 11284, 11532, 11648, 11904, 12090, 12480, 12493, 12896, 13020, 13440, 13454, 13888, 14105, 14415, 14560, 14880, 15376, 15872, 16120, 16640, 16926, 17360, 17472, 17920, 19220, 19344, 19840, 19968, 20181, 20832, 21840, 22568, 23064, 23296, 23808, 24180, 24960, 24986, 25792, 26040, 26880, 26908, 27776, 28210, 28830, 29120, 29760, 29791, 30752, 32240, 33280, 33635, 33852, 34720, 34944, 37479, 38440, 38688, 39680, 40362, 41664, 42315, 43680, 45136, 46128, 46592, 47616, 48360, 49920, 49972, 51584, 52080, 53760, 53816, 55552, 56420, 57660, 58240, 59520, 59582, 61504, 62465, 64480, 67270, 67704, 69440, 69888, 74958, 76880, 77376, 79360, 80724, 83328, 84630, 87360, 87451, 89373, 90272, 92256, 96720, 99840, 99944, 100905, 103168, 104160, 107632, 111104, 112840, 115320, 116480, 119040, 119164, 123008, 124930, 128960, 134540, 135408, 138880, 139776, 148955, 149916, 153760, 154752, 161448, 166656, 169260, 174720, 174902, 178746, 180544, 184512, 187395, 193440, 199888, 201810, 206336, 208320, 208537, 215264, 225680, 230640, 232960, 238080, 238328, 246016, 249860, 257920, 262353, 269080, 270816, 277760, 297910, 299832, 307520, 309504, 322896, 333312, 338520, 349440, 349804, 357492, 361088, 369024, 374790, 386880, 387283, 399776, 403620, 416640, 417074, 430528, 437255, 446865, 451360, 461280, 476656, 492032, 499720, 515840, 524706, 538160, 541632, 555520, 595820, 599664, 615040, 619008, 625611, 645792, 677040, 698880, 699608, 714984, 722176, 738048, 749580, 773760, 774566, 799552, 807240, 833280, 834148, 861056, 874510, 893730, 902720, 922560, 953312, 999440, 1031680, 1042685, 1049412, 1076320, 1083264, 1161849, 1191640, 1199328, 1230080, 1251222, 1291584, 1311765, 1354080, 1399216, 1429968, 1444352, 1476096, 1499160, 1547520, 1549132, 1599104, 1614480, 1666560, 1668296, 1722112, 1749020, 1787460, 1805440, 1845120, 1906624, 1936415, 1998880, 2085370, 2098824, 2152640, 2166528, 2323698, 2383280, 2398656, 2460160, 2502444, 2583168, 2623530, 2708160, 2710981, 2798432, 2859936, 2998320, 3095040, 3098264, 3128055, 3198208, 3228960, 3336592, 3444224, 3498040, 3574920, 3610880, 3690240, 3813248, 3872830, 3997760, 4170740, 4197648, 4305280, 4333056, 4647396, 4766560, 4797312, 5004888, 5166336, 5247060, 5416320, 5421962, 5596864, 5719872, 5809245, 5996640, 6196528, 6256110, 6396416, 6457920, 6673184, 6996080, 7149840, 7221760, 7380480, 7626496, 7745660, 7995520, 8132943, 8341480, 8395296, 8610560, 9294792, 9533120, 9594624, 10009776, 10332672, 10494120, 10832640, 10843924, 11193728, 11439744, 11618490, 11993280, 12393056, 12512220, 12915840, 13346368, 13554905, 13992160, 14299680, 15252992, 15491320, 15991040, 16265886, 16682960, 16790592, 17221120, 18589584, 19066240, 19189248, 20019552, 20988240, 21665280, 21687848, 22387456, 22879488, 23236980, 23986560, 24786112, 25024440, 25831680, 26692736, 27109810, 27984320, 28599360, 30982640, 31982080, 32531772, 33365920, 33581184, 37179168, 38132480, 40039104, 40664715, 41976480, 43375696, 44774912, 45758976, 46473960, 47973120, 49572224, 50048880, 51663360, 53385472, 54219620, 55968640, 57198720, 61965280, 65063544, 66731840, 67162368, 74358336, 76264960, 80078208, 81329430, 83952960, 86751392, 92947920, 95946240, 99144448, 100097760, 106770944, 108439240, 111937280, 114397440, 123930560, 130127088, 133463680, 134324736, 148716672, 160156416, 162658860, 167905920, 173502784, 185895840, 198288896, 200195520, 216878480, 223874560, 228794880, 247861120, 260254176, 266927360, 297433344, 320312832, 325317720, 335811840, 347005568, 371791680, 400391040, 433756960, 495722240, 520508352, 533854720, 594866688, 650635440, 671623680, 694011136, 743583360, 800782080, 867513920, 991444480, 1041016704, 1301270880, 1388022272, 1487166720, 1601564160, 1735027840, 2082033408, 2602541760, 2974333440, 3470055680, 4164066816, 5205083520, 6940111360, 10410167040, 20820334080]

約数ペア:

[(1, 20820334080), (2, 10410167040), (3, 6940111360), (4, 5205083520), (5, 4164066816), (6, 3470055680), (7, 2974333440), (8, 2602541760), (10, 2082033408), (12, 1735027840), (13, 1601564160), (14, 1487166720), (15, 1388022272), (16, 1301270880), (20, 1041016704), (21, 991444480), (24, 867513920), (26, 800782080), (28, 743583360), (30, 694011136), (31, 671623680), (32, 650635440), (35, 594866688), (39, 533854720), (40, 520508352), (42, 495722240), (48, 433756960), (52, 400391040), (56, 371791680), (60, 347005568), (62, 335811840), (64, 325317720), (65, 320312832), (70, 297433344), (78, 266927360), (80, 260254176), (84, 247861120), (91, 228794880), (93, 223874560), (96, 216878480), (104, 200195520), (105, 198288896), (112, 185895840), (120, 173502784), (124, 167905920), (128, 162658860), (130, 160156416), (140, 148716672), (155, 134324736), (156, 133463680), (160, 130127088), (168, 123930560), (182, 114397440), (186, 111937280), (192, 108439240), (195, 106770944), (208, 100097760), (210, 99144448), (217, 95946240), (224, 92947920), (240, 86751392), (248, 83952960), (256, 81329430), (260, 80078208), (273, 76264960), (280, 74358336), (310, 67162368), (312, 66731840), (320, 65063544), (336, 61965280), (364, 57198720), (372, 55968640), (384, 54219620), (390, 53385472), (403, 51663360), (416, 50048880), (420, 49572224), (434, 47973120), (448, 46473960), (455, 45758976), (465, 44774912), (480, 43375696), (496, 41976480), (512, 40664715), (520, 40039104), (546, 38132480), (560, 37179168), (620, 33581184), (624, 33365920), (640, 32531772), (651, 31982080), (672, 30982640), (728, 28599360), (744, 27984320), (768, 27109810), (780, 26692736), (806, 25831680), (832, 25024440), (840, 24786112), (868, 23986560), (896, 23236980), (910, 22879488), (930, 22387456), (960, 21687848), (961, 21665280), (992, 20988240), (1040, 20019552), (1085, 19189248), (1092, 19066240), (1120, 18589584), (1209, 17221120), (1240, 16790592), (1248, 16682960), (1280, 16265886), (1302, 15991040), (1344, 15491320), (1365, 15252992), (1456, 14299680), (1488, 13992160), (1536, 13554905), (1560, 13346368), (1612, 12915840), (1664, 12512220), (1680, 12393056), (1736, 11993280), (1792, 11618490), (1820, 11439744), (1860, 11193728), (1920, 10843924), (1922, 10832640), (1984, 10494120), (2015, 10332672), (2080, 10009776), (2170, 9594624), (2184, 9533120), (2240, 9294792), (2418, 8610560), (2480, 8395296), (2496, 8341480), (2560, 8132943), (2604, 7995520), (2688, 7745660), (2730, 7626496), (2821, 7380480), (2883, 7221760), (2912, 7149840), (2976, 6996080), (3120, 6673184), (3224, 6457920), (3255, 6396416), (3328, 6256110), (3360, 6196528), (3472, 5996640), (3584, 5809245), (3640, 5719872), (3720, 5596864), (3840, 5421962), (3844, 5416320), (3968, 5247060), (4030, 5166336), (4160, 5004888), (4340, 4797312), (4368, 4766560), (4480, 4647396), (4805, 4333056), (4836, 4305280), (4960, 4197648), (4992, 4170740), (5208, 3997760), (5376, 3872830), (5460, 3813248), (5642, 3690240), (5766, 3610880), (5824, 3574920), (5952, 3498040), (6045, 3444224), (6240, 3336592), (6448, 3228960), (6510, 3198208), (6656, 3128055), (6720, 3098264), (6727, 3095040), (6944, 2998320), (7280, 2859936), (7440, 2798432), (7680, 2710981), (7688, 2708160), (7936, 2623530), (8060, 2583168), (8320, 2502444), (8463, 2460160), (8680, 2398656), (8736, 2383280), (8960, 2323698), (9610, 2166528), (9672, 2152640), (9920, 2098824), (9984, 2085370), (10416, 1998880), (10752, 1936415), (10920, 1906624), (11284, 1845120), (11532, 1805440), (11648, 1787460), (11904, 1749020), (12090, 1722112), (12480, 1668296), (12493, 1666560), (12896, 1614480), (13020, 1599104), (13440, 1549132), (13454, 1547520), (13888, 1499160), (14105, 1476096), (14415, 1444352), (14560, 1429968), (14880, 1399216), (15376, 1354080), (15872, 1311765), (16120, 1291584), (16640, 1251222), (16926, 1230080), (17360, 1199328), (17472, 1191640), (17920, 1161849), (19220, 1083264), (19344, 1076320), (19840, 1049412), (19968, 1042685), (20181, 1031680), (20832, 999440), (21840, 953312), (22568, 922560), (23064, 902720), (23296, 893730), (23808, 874510), (24180, 861056), (24960, 834148), (24986, 833280), (25792, 807240), (26040, 799552), (26880, 774566), (26908, 773760), (27776, 749580), (28210, 738048), (28830, 722176), (29120, 714984), (29760, 699608), (29791, 698880), (30752, 677040), (32240, 645792), (33280, 625611), (33635, 619008), (33852, 615040), (34720, 599664), (34944, 595820), (37479, 555520), (38440, 541632), (38688, 538160), (39680, 524706), (40362, 515840), (41664, 499720), (42315, 492032), (43680, 476656), (45136, 461280), (46128, 451360), (46592, 446865), (47616, 437255), (48360, 430528), (49920, 417074), (49972, 416640), (51584, 403620), (52080, 399776), (53760, 387283), (53816, 386880), (55552, 374790), (56420, 369024), (57660, 361088), (58240, 357492), (59520, 349804), (59582, 349440), (61504, 338520), (62465, 333312), (64480, 322896), (67270, 309504), (67704, 307520), (69440, 299832), (69888, 297910), (74958, 277760), (76880, 270816), (77376, 269080), (79360, 262353), (80724, 257920), (83328, 249860), (84630, 246016), (87360, 238328), (87451, 238080), (89373, 232960), (90272, 230640), (92256, 225680), (96720, 215264), (99840, 208537), (99944, 208320), (100905, 206336), (103168, 201810), (104160, 199888), (107632, 193440), (111104, 187395), (112840, 184512), (115320, 180544), (116480, 178746), (119040, 174902), (119164, 174720), (123008, 169260), (124930, 166656), (128960, 161448), (134540, 154752), (135408, 153760), (138880, 149916), (139776, 148955)]