20828344320

素因数分解:

$2^{12}\times 3^3\times 5^1\times 7^1\times {\mathrm{5381}}^1$

素因数の和:5426

約数の個数: 416

約数和(自身を含む): 84641207040

約数和(自身を除く): 63812862720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1024, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 2016, 2048, 2160, 2240, 2304, 2520, 2560, 2688, 2880, 3024, 3072, 3360, 3456, 3584, 3780, 3840, 4032, 4096, 4320, 4480, 4608, 5040, 5120, 5376, 5381, 5760, 6048, 6144, 6720, 6912, 7168, 7560, 7680, 8064, 8640, 8960, 9216, 10080, 10240, 10752, 10762, 11520, 12096, 12288, 13440, 13824, 14336, 15120, 15360, 16128, 16143, 17280, 17920, 18432, 20160, 20480, 21504, 21524, 23040, 24192, 26880, 26905, 27648, 28672, 30240, 30720, 32256, 32286, 34560, 35840, 36864, 37667, 40320, 43008, 43048, 46080, 48384, 48429, 53760, 53810, 55296, 60480, 61440, 64512, 64572, 69120, 71680, 75334, 80640, 80715, 86016, 86096, 92160, 96768, 96858, 107520, 107620, 110592, 113001, 120960, 129024, 129144, 138240, 143360, 145287, 150668, 161280, 161430, 172192, 184320, 188335, 193536, 193716, 215040, 215240, 226002, 241920, 242145, 258048, 258288, 276480, 290574, 301336, 322560, 322860, 339003, 344384, 376670, 387072, 387432, 430080, 430480, 452004, 483840, 484290, 516576, 552960, 565005, 581148, 602672, 645120, 645720, 678006, 688768, 726435, 753340, 774144, 774864, 860960, 904008, 967680, 968580, 1017009, 1033152, 1130010, 1162296, 1205344, 1290240, 1291440, 1356012, 1377536, 1452870, 1506680, 1549728, 1695015, 1721920, 1808016, 1935360, 1937160, 2034018, 2066304, 2260020, 2324592, 2410688, 2582880, 2712024, 2755072, 2905740, 3013360, 3099456, 3390030, 3443840, 3616032, 3870720, 3874320, 4068036, 4132608, 4520040, 4649184, 4821376, 5085045, 5165760, 5424048, 5510144, 5811480, 6026720, 6198912, 6780060, 6887680, 7232064, 7748640, 8136072, 8265216, 9040080, 9298368, 9642752, 10170090, 10331520, 10848096, 11020288, 11622960, 12053440, 12397824, 13560120, 13775360, 14464128, 15497280, 16272144, 16530432, 18080160, 18596736, 19285504, 20340180, 20663040, 21696192, 22040576, 23245920, 24106880, 24795648, 27120240, 27550720, 28928256, 30994560, 32544288, 33060864, 36160320, 37193472, 38571008, 40680360, 41326080, 43392384, 46491840, 48213760, 49591296, 54240480, 55101440, 57856512, 61989120, 65088576, 66121728, 72320640, 74386944, 77142016, 81360720, 82652160, 86784768, 92983680, 96427520, 99182592, 108480960, 110202880, 115713024, 123978240, 130177152, 144641280, 148773888, 154284032, 162721440, 165304320, 173569536, 185967360, 192855040, 198365184, 216961920, 231426048, 247956480, 260354304, 289282560, 297547776, 325442880, 330608640, 347139072, 371934720, 385710080, 433923840, 462852096, 495912960, 520708608, 578565120, 595095552, 650885760, 694278144, 743869440, 771420160, 867847680, 991825920, 1041417216, 1157130240, 1301771520, 1388556288, 1487738880, 1735695360, 2082834432, 2314260480, 2603543040, 2975477760, 3471390720, 4165668864, 5207086080, 6942781440, 10414172160, 20828344320]

約数ペア:

[(1, 20828344320), (2, 10414172160), (3, 6942781440), (4, 5207086080), (5, 4165668864), (6, 3471390720), (7, 2975477760), (8, 2603543040), (9, 2314260480), (10, 2082834432), (12, 1735695360), (14, 1487738880), (15, 1388556288), (16, 1301771520), (18, 1157130240), (20, 1041417216), (21, 991825920), (24, 867847680), (27, 771420160), (28, 743869440), (30, 694278144), (32, 650885760), (35, 595095552), (36, 578565120), (40, 520708608), (42, 495912960), (45, 462852096), (48, 433923840), (54, 385710080), (56, 371934720), (60, 347139072), (63, 330608640), (64, 325442880), (70, 297547776), (72, 289282560), (80, 260354304), (84, 247956480), (90, 231426048), (96, 216961920), (105, 198365184), (108, 192855040), (112, 185967360), (120, 173569536), (126, 165304320), (128, 162721440), (135, 154284032), (140, 148773888), (144, 144641280), (160, 130177152), (168, 123978240), (180, 115713024), (189, 110202880), (192, 108480960), (210, 99182592), (216, 96427520), (224, 92983680), (240, 86784768), (252, 82652160), (256, 81360720), (270, 77142016), (280, 74386944), (288, 72320640), (315, 66121728), (320, 65088576), (336, 61989120), (360, 57856512), (378, 55101440), (384, 54240480), (420, 49591296), (432, 48213760), (448, 46491840), (480, 43392384), (504, 41326080), (512, 40680360), (540, 38571008), (560, 37193472), (576, 36160320), (630, 33060864), (640, 32544288), (672, 30994560), (720, 28928256), (756, 27550720), (768, 27120240), (840, 24795648), (864, 24106880), (896, 23245920), (945, 22040576), (960, 21696192), (1008, 20663040), (1024, 20340180), (1080, 19285504), (1120, 18596736), (1152, 18080160), (1260, 16530432), (1280, 16272144), (1344, 15497280), (1440, 14464128), (1512, 13775360), (1536, 13560120), (1680, 12397824), (1728, 12053440), (1792, 11622960), (1890, 11020288), (1920, 10848096), (2016, 10331520), (2048, 10170090), (2160, 9642752), (2240, 9298368), (2304, 9040080), (2520, 8265216), (2560, 8136072), (2688, 7748640), (2880, 7232064), (3024, 6887680), (3072, 6780060), (3360, 6198912), (3456, 6026720), (3584, 5811480), (3780, 5510144), (3840, 5424048), (4032, 5165760), (4096, 5085045), (4320, 4821376), (4480, 4649184), (4608, 4520040), (5040, 4132608), (5120, 4068036), (5376, 3874320), (5381, 3870720), (5760, 3616032), (6048, 3443840), (6144, 3390030), (6720, 3099456), (6912, 3013360), (7168, 2905740), (7560, 2755072), (7680, 2712024), (8064, 2582880), (8640, 2410688), (8960, 2324592), (9216, 2260020), (10080, 2066304), (10240, 2034018), (10752, 1937160), (10762, 1935360), (11520, 1808016), (12096, 1721920), (12288, 1695015), (13440, 1549728), (13824, 1506680), (14336, 1452870), (15120, 1377536), (15360, 1356012), (16128, 1291440), (16143, 1290240), (17280, 1205344), (17920, 1162296), (18432, 1130010), (20160, 1033152), (20480, 1017009), (21504, 968580), (21524, 967680), (23040, 904008), (24192, 860960), (26880, 774864), (26905, 774144), (27648, 753340), (28672, 726435), (30240, 688768), (30720, 678006), (32256, 645720), (32286, 645120), (34560, 602672), (35840, 581148), (36864, 565005), (37667, 552960), (40320, 516576), (43008, 484290), (43048, 483840), (46080, 452004), (48384, 430480), (48429, 430080), (53760, 387432), (53810, 387072), (55296, 376670), (60480, 344384), (61440, 339003), (64512, 322860), (64572, 322560), (69120, 301336), (71680, 290574), (75334, 276480), (80640, 258288), (80715, 258048), (86016, 242145), (86096, 241920), (92160, 226002), (96768, 215240), (96858, 215040), (107520, 193716), (107620, 193536), (110592, 188335), (113001, 184320), (120960, 172192), (129024, 161430), (129144, 161280), (138240, 150668), (143360, 145287)]