20758872960

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{514853}}^1$

素因数の和:514885

約数の個数: 192

約数和(自身を含む): 81923568480

約数和(自身を除く): 61164695520

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, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 40320, 514853, 1029706, 1544559, 2059412, 2574265, 3089118, 3603971, 4118824, 4633677, 5148530, 6178236, 7207942, 7722795, 8237648, 9267354, 10297060, 10811913, 12356472, 14415884, 15445590, 16475296, 18019855, 18534708, 20594120, 21623826, 23168385, 24712944, 28831768, 30891180, 32435739, 32950592, 36039710, 37069416, 41188240, 43247652, 46336770, 49425888, 54059565, 57663536, 61782360, 64871478, 65901184, 72079420, 74138832, 82376480, 86495304, 92673540, 98851776, 108119130, 115327072, 123564720, 129742956, 144158840, 148277664, 162178695, 164752960, 172990608, 185347080, 197703552, 216238260, 230654144, 247129440, 259485912, 288317680, 296555328, 324357390, 329505920, 345981216, 370694160, 432476520, 461308288, 494258880, 518971824, 576635360, 593110656, 648714780, 691962432, 741388320, 864953040, 988517760, 1037943648, 1153270720, 1297429560, 1383924864, 1482776640, 1729906080, 2075887296, 2306541440, 2594859120, 2965553280, 3459812160, 4151774592, 5189718240, 6919624320, 10379436480, 20758872960]

約数ペア:

[(1, 20758872960), (2, 10379436480), (3, 6919624320), (4, 5189718240), (5, 4151774592), (6, 3459812160), (7, 2965553280), (8, 2594859120), (9, 2306541440), (10, 2075887296), (12, 1729906080), (14, 1482776640), (15, 1383924864), (16, 1297429560), (18, 1153270720), (20, 1037943648), (21, 988517760), (24, 864953040), (28, 741388320), (30, 691962432), (32, 648714780), (35, 593110656), (36, 576635360), (40, 518971824), (42, 494258880), (45, 461308288), (48, 432476520), (56, 370694160), (60, 345981216), (63, 329505920), (64, 324357390), (70, 296555328), (72, 288317680), (80, 259485912), (84, 247129440), (90, 230654144), (96, 216238260), (105, 197703552), (112, 185347080), (120, 172990608), (126, 164752960), (128, 162178695), (140, 148277664), (144, 144158840), (160, 129742956), (168, 123564720), (180, 115327072), (192, 108119130), (210, 98851776), (224, 92673540), (240, 86495304), (252, 82376480), (280, 74138832), (288, 72079420), (315, 65901184), (320, 64871478), (336, 61782360), (360, 57663536), (384, 54059565), (420, 49425888), (448, 46336770), (480, 43247652), (504, 41188240), (560, 37069416), (576, 36039710), (630, 32950592), (640, 32435739), (672, 30891180), (720, 28831768), (840, 24712944), (896, 23168385), (960, 21623826), (1008, 20594120), (1120, 18534708), (1152, 18019855), (1260, 16475296), (1344, 15445590), (1440, 14415884), (1680, 12356472), (1920, 10811913), (2016, 10297060), (2240, 9267354), (2520, 8237648), (2688, 7722795), (2880, 7207942), (3360, 6178236), (4032, 5148530), (4480, 4633677), (5040, 4118824), (5760, 3603971), (6720, 3089118), (8064, 2574265), (10080, 2059412), (13440, 1544559), (20160, 1029706), (40320, 514853)]