20452965120

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{253633}}^1$

素因数の和:253667

約数の個数: 216

約数和(自身を含む): 80874751776

約数和(自身を除く): 60421786656

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, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 26880, 40320, 80640, 253633, 507266, 760899, 1014532, 1268165, 1521798, 1775431, 2029064, 2282697, 2536330, 3043596, 3550862, 3804495, 4058128, 4565394, 5072660, 5326293, 6087192, 7101724, 7608990, 8116256, 8877155, 9130788, 10145320, 10652586, 11413485, 12174384, 14203448, 15217980, 15978879, 16232512, 17754310, 18261576, 20290640, 21305172, 22826970, 24348768, 26631465, 28406896, 30435960, 31957758, 32465024, 35508620, 36523152, 40581280, 42610344, 45653940, 48697536, 53262930, 56813792, 60871920, 63915516, 64930048, 71017240, 73046304, 79894395, 81162560, 85220688, 91307880, 97395072, 106525860, 113627584, 121743840, 127831032, 142034480, 146092608, 159788790, 162325120, 170441376, 182615760, 194790144, 213051720, 227255168, 243487680, 255662064, 284068960, 292185216, 319577580, 324650240, 340882752, 365231520, 426103440, 454510336, 486975360, 511324128, 568137920, 584370432, 639155160, 681765504, 730463040, 852206880, 973950720, 1022648256, 1136275840, 1278310320, 1363531008, 1460926080, 1704413760, 2045296512, 2272551680, 2556620640, 2921852160, 3408827520, 4090593024, 5113241280, 6817655040, 10226482560, 20452965120]

約数ペア:

[(1, 20452965120), (2, 10226482560), (3, 6817655040), (4, 5113241280), (5, 4090593024), (6, 3408827520), (7, 2921852160), (8, 2556620640), (9, 2272551680), (10, 2045296512), (12, 1704413760), (14, 1460926080), (15, 1363531008), (16, 1278310320), (18, 1136275840), (20, 1022648256), (21, 973950720), (24, 852206880), (28, 730463040), (30, 681765504), (32, 639155160), (35, 584370432), (36, 568137920), (40, 511324128), (42, 486975360), (45, 454510336), (48, 426103440), (56, 365231520), (60, 340882752), (63, 324650240), (64, 319577580), (70, 292185216), (72, 284068960), (80, 255662064), (84, 243487680), (90, 227255168), (96, 213051720), (105, 194790144), (112, 182615760), (120, 170441376), (126, 162325120), (128, 159788790), (140, 146092608), (144, 142034480), (160, 127831032), (168, 121743840), (180, 113627584), (192, 106525860), (210, 97395072), (224, 91307880), (240, 85220688), (252, 81162560), (256, 79894395), (280, 73046304), (288, 71017240), (315, 64930048), (320, 63915516), (336, 60871920), (360, 56813792), (384, 53262930), (420, 48697536), (448, 45653940), (480, 42610344), (504, 40581280), (560, 36523152), (576, 35508620), (630, 32465024), (640, 31957758), (672, 30435960), (720, 28406896), (768, 26631465), (840, 24348768), (896, 22826970), (960, 21305172), (1008, 20290640), (1120, 18261576), (1152, 17754310), (1260, 16232512), (1280, 15978879), (1344, 15217980), (1440, 14203448), (1680, 12174384), (1792, 11413485), (1920, 10652586), (2016, 10145320), (2240, 9130788), (2304, 8877155), (2520, 8116256), (2688, 7608990), (2880, 7101724), (3360, 6087192), (3840, 5326293), (4032, 5072660), (4480, 4565394), (5040, 4058128), (5376, 3804495), (5760, 3550862), (6720, 3043596), (8064, 2536330), (8960, 2282697), (10080, 2029064), (11520, 1775431), (13440, 1521798), (16128, 1268165), (20160, 1014532), (26880, 760899), (40320, 507266), (80640, 253633)]