51906435840

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{643681}}^1$

素因数の和:643715

約数の個数: 216

約数和(自身を含む): 205247017248

約数和(自身を除く): 153340581408

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, 643681, 1287362, 1931043, 2574724, 3218405, 3862086, 4505767, 5149448, 5793129, 6436810, 7724172, 9011534, 9655215, 10298896, 11586258, 12873620, 13517301, 15448344, 18023068, 19310430, 20597792, 22528835, 23172516, 25747240, 27034602, 28965645, 30896688, 36046136, 38620860, 40551903, 41195584, 45057670, 46345032, 51494480, 54069204, 57931290, 61793376, 67586505, 72092272, 77241720, 81103806, 82391168, 90115340, 92690064, 102988960, 108138408, 115862580, 123586752, 135173010, 144184544, 154483440, 162207612, 164782336, 180230680, 185380128, 202759515, 205977920, 216276816, 231725160, 247173504, 270346020, 288369088, 308966880, 324415224, 360461360, 370760256, 405519030, 411955840, 432553632, 463450320, 494347008, 540692040, 576738176, 617933760, 648830448, 720922720, 741520512, 811038060, 823911680, 865107264, 926900640, 1081384080, 1153476352, 1235867520, 1297660896, 1441845440, 1483041024, 1622076120, 1730214528, 1853801280, 2162768160, 2471735040, 2595321792, 2883690880, 3244152240, 3460429056, 3707602560, 4325536320, 5190643584, 5767381760, 6488304480, 7415205120, 8651072640, 10381287168, 12976608960, 17302145280, 25953217920, 51906435840]

約数ペア:

[(1, 51906435840), (2, 25953217920), (3, 17302145280), (4, 12976608960), (5, 10381287168), (6, 8651072640), (7, 7415205120), (8, 6488304480), (9, 5767381760), (10, 5190643584), (12, 4325536320), (14, 3707602560), (15, 3460429056), (16, 3244152240), (18, 2883690880), (20, 2595321792), (21, 2471735040), (24, 2162768160), (28, 1853801280), (30, 1730214528), (32, 1622076120), (35, 1483041024), (36, 1441845440), (40, 1297660896), (42, 1235867520), (45, 1153476352), (48, 1081384080), (56, 926900640), (60, 865107264), (63, 823911680), (64, 811038060), (70, 741520512), (72, 720922720), (80, 648830448), (84, 617933760), (90, 576738176), (96, 540692040), (105, 494347008), (112, 463450320), (120, 432553632), (126, 411955840), (128, 405519030), (140, 370760256), (144, 360461360), (160, 324415224), (168, 308966880), (180, 288369088), (192, 270346020), (210, 247173504), (224, 231725160), (240, 216276816), (252, 205977920), (256, 202759515), (280, 185380128), (288, 180230680), (315, 164782336), (320, 162207612), (336, 154483440), (360, 144184544), (384, 135173010), (420, 123586752), (448, 115862580), (480, 108138408), (504, 102988960), (560, 92690064), (576, 90115340), (630, 82391168), (640, 81103806), (672, 77241720), (720, 72092272), (768, 67586505), (840, 61793376), (896, 57931290), (960, 54069204), (1008, 51494480), (1120, 46345032), (1152, 45057670), (1260, 41195584), (1280, 40551903), (1344, 38620860), (1440, 36046136), (1680, 30896688), (1792, 28965645), (1920, 27034602), (2016, 25747240), (2240, 23172516), (2304, 22528835), (2520, 20597792), (2688, 19310430), (2880, 18023068), (3360, 15448344), (3840, 13517301), (4032, 12873620), (4480, 11586258), (5040, 10298896), (5376, 9655215), (5760, 9011534), (6720, 7724172), (8064, 6436810), (8960, 5793129), (10080, 5149448), (11520, 4505767), (13440, 3862086), (16128, 3218405), (20160, 2574724), (26880, 1931043), (40320, 1287362), (80640, 643681)]