20793901920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{7559}}^1$

素因数の和:8109

約数の個数: 192

約数和(自身を含む): 71602030080

約数和(自身を除く): 50808128160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 521, 528, 660, 880, 1042, 1056, 1320, 1563, 1760, 2084, 2605, 2640, 3126, 4168, 5210, 5280, 5731, 6252, 7559, 7815, 8336, 10420, 11462, 12504, 15118, 15630, 16672, 17193, 20840, 22677, 22924, 25008, 28655, 30236, 31260, 34386, 37795, 41680, 45354, 45848, 50016, 57310, 60472, 62520, 68772, 75590, 83149, 83360, 85965, 90708, 91696, 113385, 114620, 120944, 125040, 137544, 151180, 166298, 171930, 181416, 183392, 226770, 229240, 241888, 249447, 250080, 275088, 302360, 332596, 343860, 362832, 415745, 453540, 458480, 498894, 550176, 604720, 665192, 687720, 725664, 831490, 907080, 916960, 997788, 1209440, 1247235, 1330384, 1375440, 1662980, 1814160, 1995576, 2494470, 2660768, 2750880, 3325960, 3628320, 3938239, 3991152, 4988940, 6651920, 7876478, 7982304, 9977880, 11814717, 13303840, 15752956, 19691195, 19955760, 23629434, 31505912, 39382390, 39911520, 43320629, 47258868, 59073585, 63011824, 78764780, 86641258, 94517736, 118147170, 126023648, 129961887, 157529560, 173282516, 189035472, 216603145, 236294340, 259923774, 315059120, 346565032, 378070944, 433206290, 472588680, 519847548, 630118240, 649809435, 693130064, 866412580, 945177360, 1039695096, 1299618870, 1386260128, 1732825160, 1890354720, 2079390192, 2599237740, 3465650320, 4158780384, 5198475480, 6931300640, 10396950960, 20793901920]

約数ペア:

[(1, 20793901920), (2, 10396950960), (3, 6931300640), (4, 5198475480), (5, 4158780384), (6, 3465650320), (8, 2599237740), (10, 2079390192), (11, 1890354720), (12, 1732825160), (15, 1386260128), (16, 1299618870), (20, 1039695096), (22, 945177360), (24, 866412580), (30, 693130064), (32, 649809435), (33, 630118240), (40, 519847548), (44, 472588680), (48, 433206290), (55, 378070944), (60, 346565032), (66, 315059120), (80, 259923774), (88, 236294340), (96, 216603145), (110, 189035472), (120, 173282516), (132, 157529560), (160, 129961887), (165, 126023648), (176, 118147170), (220, 94517736), (240, 86641258), (264, 78764780), (330, 63011824), (352, 59073585), (440, 47258868), (480, 43320629), (521, 39911520), (528, 39382390), (660, 31505912), (880, 23629434), (1042, 19955760), (1056, 19691195), (1320, 15752956), (1563, 13303840), (1760, 11814717), (2084, 9977880), (2605, 7982304), (2640, 7876478), (3126, 6651920), (4168, 4988940), (5210, 3991152), (5280, 3938239), (5731, 3628320), (6252, 3325960), (7559, 2750880), (7815, 2660768), (8336, 2494470), (10420, 1995576), (11462, 1814160), (12504, 1662980), (15118, 1375440), (15630, 1330384), (16672, 1247235), (17193, 1209440), (20840, 997788), (22677, 916960), (22924, 907080), (25008, 831490), (28655, 725664), (30236, 687720), (31260, 665192), (34386, 604720), (37795, 550176), (41680, 498894), (45354, 458480), (45848, 453540), (50016, 415745), (57310, 362832), (60472, 343860), (62520, 332596), (68772, 302360), (75590, 275088), (83149, 250080), (83360, 249447), (85965, 241888), (90708, 229240), (91696, 226770), (113385, 183392), (114620, 181416), (120944, 171930), (125040, 166298), (137544, 151180)]