19218781440

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1979}}^1$

素因数の和:2290

約数の個数: 288

約数和(自身を含む): 68477270400

約数和(自身を除く): 49258488960

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, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 281, 288, 320, 360, 384, 432, 480, 540, 562, 576, 640, 720, 768, 843, 864, 960, 1080, 1124, 1152, 1280, 1405, 1440, 1686, 1728, 1920, 1979, 2160, 2248, 2304, 2529, 2810, 2880, 3372, 3456, 3840, 3958, 4215, 4320, 4496, 5058, 5620, 5760, 5937, 6744, 6912, 7587, 7916, 8430, 8640, 8992, 9895, 10116, 11240, 11520, 11874, 12645, 13488, 15174, 15832, 16860, 17280, 17811, 17984, 19790, 20232, 22480, 23748, 25290, 26976, 29685, 30348, 31664, 33720, 34560, 35622, 35968, 37935, 39580, 40464, 44960, 47496, 50580, 53433, 53952, 59370, 60696, 63328, 67440, 71244, 71936, 75870, 79160, 80928, 89055, 89920, 94992, 101160, 106866, 107904, 118740, 121392, 126656, 134880, 142488, 151740, 158320, 161856, 178110, 179840, 189984, 202320, 213732, 215808, 237480, 242784, 253312, 267165, 269760, 284976, 303480, 316640, 323712, 356220, 359680, 379968, 404640, 427464, 474960, 485568, 506624, 534330, 539520, 556099, 569952, 606960, 633280, 647424, 712440, 759936, 809280, 854928, 949920, 971136, 1068660, 1079040, 1112198, 1139904, 1213920, 1266560, 1424880, 1519872, 1618560, 1668297, 1709856, 1899840, 1942272, 2137320, 2224396, 2279808, 2427840, 2533120, 2780495, 2849760, 3237120, 3336594, 3419712, 3799680, 4274640, 4448792, 4559616, 4855680, 5004891, 5560990, 5699520, 6673188, 6839424, 7599360, 8341485, 8549280, 8897584, 9711360, 10009782, 11121980, 11399040, 13346376, 13678848, 15014673, 16682970, 17098560, 17795168, 20019564, 22243960, 22798080, 25024455, 26692752, 30029346, 33365940, 34197120, 35590336, 40039128, 44487920, 50048910, 53385504, 60058692, 66731880, 68394240, 71180672, 75073365, 80078256, 88975840, 100097820, 106771008, 120117384, 133463760, 142361344, 150146730, 160156512, 177951680, 200195640, 213542016, 240234768, 266927520, 300293460, 320313024, 355903360, 400391280, 427084032, 480469536, 533855040, 600586920, 640626048, 711806720, 800782560, 960939072, 1067710080, 1201173840, 1281252096, 1601565120, 1921878144, 2135420160, 2402347680, 3203130240, 3843756288, 4804695360, 6406260480, 9609390720, 19218781440]

約数ペア:

[(1, 19218781440), (2, 9609390720), (3, 6406260480), (4, 4804695360), (5, 3843756288), (6, 3203130240), (8, 2402347680), (9, 2135420160), (10, 1921878144), (12, 1601565120), (15, 1281252096), (16, 1201173840), (18, 1067710080), (20, 960939072), (24, 800782560), (27, 711806720), (30, 640626048), (32, 600586920), (36, 533855040), (40, 480469536), (45, 427084032), (48, 400391280), (54, 355903360), (60, 320313024), (64, 300293460), (72, 266927520), (80, 240234768), (90, 213542016), (96, 200195640), (108, 177951680), (120, 160156512), (128, 150146730), (135, 142361344), (144, 133463760), (160, 120117384), (180, 106771008), (192, 100097820), (216, 88975840), (240, 80078256), (256, 75073365), (270, 71180672), (281, 68394240), (288, 66731880), (320, 60058692), (360, 53385504), (384, 50048910), (432, 44487920), (480, 40039128), (540, 35590336), (562, 34197120), (576, 33365940), (640, 30029346), (720, 26692752), (768, 25024455), (843, 22798080), (864, 22243960), (960, 20019564), (1080, 17795168), (1124, 17098560), (1152, 16682970), (1280, 15014673), (1405, 13678848), (1440, 13346376), (1686, 11399040), (1728, 11121980), (1920, 10009782), (1979, 9711360), (2160, 8897584), (2248, 8549280), (2304, 8341485), (2529, 7599360), (2810, 6839424), (2880, 6673188), (3372, 5699520), (3456, 5560990), (3840, 5004891), (3958, 4855680), (4215, 4559616), (4320, 4448792), (4496, 4274640), (5058, 3799680), (5620, 3419712), (5760, 3336594), (5937, 3237120), (6744, 2849760), (6912, 2780495), (7587, 2533120), (7916, 2427840), (8430, 2279808), (8640, 2224396), (8992, 2137320), (9895, 1942272), (10116, 1899840), (11240, 1709856), (11520, 1668297), (11874, 1618560), (12645, 1519872), (13488, 1424880), (15174, 1266560), (15832, 1213920), (16860, 1139904), (17280, 1112198), (17811, 1079040), (17984, 1068660), (19790, 971136), (20232, 949920), (22480, 854928), (23748, 809280), (25290, 759936), (26976, 712440), (29685, 647424), (30348, 633280), (31664, 606960), (33720, 569952), (34560, 556099), (35622, 539520), (35968, 534330), (37935, 506624), (39580, 485568), (40464, 474960), (44960, 427464), (47496, 404640), (50580, 379968), (53433, 359680), (53952, 356220), (59370, 323712), (60696, 316640), (63328, 303480), (67440, 284976), (71244, 269760), (71936, 267165), (75870, 253312), (79160, 242784), (80928, 237480), (89055, 215808), (89920, 213732), (94992, 202320), (101160, 189984), (106866, 179840), (107904, 178110), (118740, 161856), (121392, 158320), (126656, 151740), (134880, 142488)]