20273988960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{10499}}^1$

素因数の和:10675

約数の個数: 240

約数和(自身を含む): 72037350000

約数和(自身を除く): 51763361040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 149, 160, 162, 180, 216, 240, 270, 288, 298, 324, 360, 405, 432, 447, 480, 540, 596, 648, 720, 745, 810, 864, 894, 1080, 1192, 1296, 1341, 1440, 1490, 1620, 1788, 2160, 2235, 2384, 2592, 2682, 2980, 3240, 3576, 4023, 4320, 4470, 4768, 5364, 5960, 6480, 6705, 7152, 8046, 8940, 10499, 10728, 11920, 12069, 12960, 13410, 14304, 16092, 17880, 20115, 20998, 21456, 23840, 24138, 26820, 31497, 32184, 35760, 40230, 41996, 42912, 48276, 52495, 53640, 60345, 62994, 64368, 71520, 80460, 83992, 94491, 96552, 104990, 107280, 120690, 125988, 128736, 157485, 160920, 167984, 188982, 193104, 209980, 214560, 241380, 251976, 283473, 314970, 321840, 335968, 377964, 386208, 419960, 472455, 482760, 503952, 566946, 629940, 643680, 755928, 839920, 850419, 944910, 965520, 1007904, 1133892, 1259880, 1417365, 1511856, 1564351, 1679840, 1700838, 1889820, 1931040, 2267784, 2519760, 2834730, 3023712, 3128702, 3401676, 3779640, 4252095, 4535568, 4693053, 5039520, 5669460, 6257404, 6803352, 7559280, 7821755, 8504190, 9071136, 9386106, 11338920, 12514808, 13606704, 14079159, 15118560, 15643510, 17008380, 18772212, 22677840, 23465265, 25029616, 27213408, 28158318, 31287020, 34016760, 37544424, 42237477, 45355680, 46930530, 50059232, 56316636, 62574040, 68033520, 70395795, 75088848, 84474954, 93861060, 112633272, 125148080, 126712431, 136067040, 140791590, 150177696, 168949908, 187722120, 211187385, 225266544, 250296160, 253424862, 281583180, 337899816, 375444240, 422374770, 450533088, 506849724, 563166360, 633562155, 675799632, 750888480, 844749540, 1013699448, 1126332720, 1267124310, 1351599264, 1689499080, 2027398896, 2252665440, 2534248620, 3378998160, 4054797792, 5068497240, 6757996320, 10136994480, 20273988960]

約数ペア:

[(1, 20273988960), (2, 10136994480), (3, 6757996320), (4, 5068497240), (5, 4054797792), (6, 3378998160), (8, 2534248620), (9, 2252665440), (10, 2027398896), (12, 1689499080), (15, 1351599264), (16, 1267124310), (18, 1126332720), (20, 1013699448), (24, 844749540), (27, 750888480), (30, 675799632), (32, 633562155), (36, 563166360), (40, 506849724), (45, 450533088), (48, 422374770), (54, 375444240), (60, 337899816), (72, 281583180), (80, 253424862), (81, 250296160), (90, 225266544), (96, 211187385), (108, 187722120), (120, 168949908), (135, 150177696), (144, 140791590), (149, 136067040), (160, 126712431), (162, 125148080), (180, 112633272), (216, 93861060), (240, 84474954), (270, 75088848), (288, 70395795), (298, 68033520), (324, 62574040), (360, 56316636), (405, 50059232), (432, 46930530), (447, 45355680), (480, 42237477), (540, 37544424), (596, 34016760), (648, 31287020), (720, 28158318), (745, 27213408), (810, 25029616), (864, 23465265), (894, 22677840), (1080, 18772212), (1192, 17008380), (1296, 15643510), (1341, 15118560), (1440, 14079159), (1490, 13606704), (1620, 12514808), (1788, 11338920), (2160, 9386106), (2235, 9071136), (2384, 8504190), (2592, 7821755), (2682, 7559280), (2980, 6803352), (3240, 6257404), (3576, 5669460), (4023, 5039520), (4320, 4693053), (4470, 4535568), (4768, 4252095), (5364, 3779640), (5960, 3401676), (6480, 3128702), (6705, 3023712), (7152, 2834730), (8046, 2519760), (8940, 2267784), (10499, 1931040), (10728, 1889820), (11920, 1700838), (12069, 1679840), (12960, 1564351), (13410, 1511856), (14304, 1417365), (16092, 1259880), (17880, 1133892), (20115, 1007904), (20998, 965520), (21456, 944910), (23840, 850419), (24138, 839920), (26820, 755928), (31497, 643680), (32184, 629940), (35760, 566946), (40230, 503952), (41996, 482760), (42912, 472455), (48276, 419960), (52495, 386208), (53640, 377964), (60345, 335968), (62994, 321840), (64368, 314970), (71520, 283473), (80460, 251976), (83992, 241380), (94491, 214560), (96552, 209980), (104990, 193104), (107280, 188982), (120690, 167984), (125988, 160920), (128736, 157485)]