20180643840

素因数分解:

$2^{12}\times 3^2\times 5^1\times 7^1\times {\mathrm{15641}}^1$

素因数の和:15683

約数の個数: 312

約数和(自身を含む): 79949140128

約数和(自身を除く): 59768496288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2048, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3840, 4032, 4096, 4480, 4608, 5040, 5120, 5376, 5760, 6144, 6720, 7168, 7680, 8064, 8960, 9216, 10080, 10240, 10752, 11520, 12288, 13440, 14336, 15360, 15641, 16128, 17920, 18432, 20160, 20480, 21504, 23040, 26880, 28672, 30720, 31282, 32256, 35840, 36864, 40320, 43008, 46080, 46923, 53760, 61440, 62564, 64512, 71680, 78205, 80640, 86016, 92160, 93846, 107520, 109487, 125128, 129024, 140769, 143360, 156410, 161280, 184320, 187692, 215040, 218974, 234615, 250256, 258048, 281538, 312820, 322560, 328461, 375384, 430080, 437948, 469230, 500512, 547435, 563076, 625640, 645120, 656922, 703845, 750768, 875896, 938460, 985383, 1001024, 1094870, 1126152, 1251280, 1290240, 1313844, 1407690, 1501536, 1642305, 1751792, 1876920, 1970766, 2002048, 2189740, 2252304, 2502560, 2627688, 2815380, 3003072, 3284610, 3503584, 3753840, 3941532, 4004096, 4379480, 4504608, 4926915, 5005120, 5255376, 5630760, 6006144, 6569220, 7007168, 7507680, 7883064, 8008192, 8758960, 9009216, 9853830, 10010240, 10510752, 11261520, 12012288, 13138440, 14014336, 15015360, 15766128, 16016384, 17517920, 18018432, 19707660, 20020480, 21021504, 22523040, 24024576, 26276880, 28028672, 30030720, 31532256, 32032768, 35035840, 36036864, 39415320, 40040960, 42043008, 45046080, 48049152, 52553760, 56057344, 60061440, 63064512, 64065536, 70071680, 72073728, 78830640, 80081920, 84086016, 90092160, 96098304, 105107520, 112114688, 120122880, 126129024, 140143360, 144147456, 157661280, 160163840, 168172032, 180184320, 192196608, 210215040, 224229376, 240245760, 252258048, 280286720, 288294912, 315322560, 320327680, 336344064, 360368640, 420430080, 448458752, 480491520, 504516096, 560573440, 576589824, 630645120, 672688128, 720737280, 840860160, 960983040, 1009032192, 1121146880, 1261290240, 1345376256, 1441474560, 1681720320, 2018064384, 2242293760, 2522580480, 2882949120, 3363440640, 4036128768, 5045160960, 6726881280, 10090321920, 20180643840]

約数ペア:

[(1, 20180643840), (2, 10090321920), (3, 6726881280), (4, 5045160960), (5, 4036128768), (6, 3363440640), (7, 2882949120), (8, 2522580480), (9, 2242293760), (10, 2018064384), (12, 1681720320), (14, 1441474560), (15, 1345376256), (16, 1261290240), (18, 1121146880), (20, 1009032192), (21, 960983040), (24, 840860160), (28, 720737280), (30, 672688128), (32, 630645120), (35, 576589824), (36, 560573440), (40, 504516096), (42, 480491520), (45, 448458752), (48, 420430080), (56, 360368640), (60, 336344064), (63, 320327680), (64, 315322560), (70, 288294912), (72, 280286720), (80, 252258048), (84, 240245760), (90, 224229376), (96, 210215040), (105, 192196608), (112, 180184320), (120, 168172032), (126, 160163840), (128, 157661280), (140, 144147456), (144, 140143360), (160, 126129024), (168, 120122880), (180, 112114688), (192, 105107520), (210, 96098304), (224, 90092160), (240, 84086016), (252, 80081920), (256, 78830640), (280, 72073728), (288, 70071680), (315, 64065536), (320, 63064512), (336, 60061440), (360, 56057344), (384, 52553760), (420, 48049152), (448, 45046080), (480, 42043008), (504, 40040960), (512, 39415320), (560, 36036864), (576, 35035840), (630, 32032768), (640, 31532256), (672, 30030720), (720, 28028672), (768, 26276880), (840, 24024576), (896, 22523040), (960, 21021504), (1008, 20020480), (1024, 19707660), (1120, 18018432), (1152, 17517920), (1260, 16016384), (1280, 15766128), (1344, 15015360), (1440, 14014336), (1536, 13138440), (1680, 12012288), (1792, 11261520), (1920, 10510752), (2016, 10010240), (2048, 9853830), (2240, 9009216), (2304, 8758960), (2520, 8008192), (2560, 7883064), (2688, 7507680), (2880, 7007168), (3072, 6569220), (3360, 6006144), (3584, 5630760), (3840, 5255376), (4032, 5005120), (4096, 4926915), (4480, 4504608), (4608, 4379480), (5040, 4004096), (5120, 3941532), (5376, 3753840), (5760, 3503584), (6144, 3284610), (6720, 3003072), (7168, 2815380), (7680, 2627688), (8064, 2502560), (8960, 2252304), (9216, 2189740), (10080, 2002048), (10240, 1970766), (10752, 1876920), (11520, 1751792), (12288, 1642305), (13440, 1501536), (14336, 1407690), (15360, 1313844), (15641, 1290240), (16128, 1251280), (17920, 1126152), (18432, 1094870), (20160, 1001024), (20480, 985383), (21504, 938460), (23040, 875896), (26880, 750768), (28672, 703845), (30720, 656922), (31282, 645120), (32256, 625640), (35840, 563076), (36864, 547435), (40320, 500512), (43008, 469230), (46080, 437948), (46923, 430080), (53760, 375384), (61440, 328461), (62564, 322560), (64512, 312820), (71680, 281538), (78205, 258048), (80640, 250256), (86016, 234615), (92160, 218974), (93846, 215040), (107520, 187692), (109487, 184320), (125128, 161280), (129024, 156410), (140769, 143360)]