20194388640

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27337}}^1$

素因数の和:27386

約数の個数: 288

約数和(自身を含む): 75229801920

約数和(自身を除く): 55035413280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 486, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 972, 1026, 1080, 1140, 1215, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 1944, 2052, 2160, 2280, 2430, 2565, 2592, 2736, 3040, 3078, 3240, 3420, 3888, 4104, 4320, 4560, 4617, 4860, 5130, 5472, 6156, 6480, 6840, 7695, 7776, 8208, 9120, 9234, 9720, 10260, 12312, 12960, 13680, 15390, 16416, 18468, 19440, 20520, 23085, 24624, 27337, 27360, 30780, 36936, 38880, 41040, 46170, 49248, 54674, 61560, 73872, 82011, 82080, 92340, 109348, 123120, 136685, 147744, 164022, 184680, 218696, 246033, 246240, 273370, 328044, 369360, 410055, 437392, 492066, 519403, 546740, 656088, 738099, 738720, 820110, 874784, 984132, 1038806, 1093480, 1230165, 1312176, 1476198, 1558209, 1640220, 1968264, 2077612, 2186960, 2214297, 2460330, 2597015, 2624352, 2952396, 3116418, 3280440, 3690495, 3936528, 4155224, 4373920, 4428594, 4674627, 4920660, 5194030, 5904792, 6232836, 6560880, 6642891, 7380990, 7791045, 7873056, 8310448, 8857188, 9349254, 9841320, 10388060, 11071485, 11809584, 12465672, 13121760, 13285782, 14023881, 14761980, 15582090, 16620896, 17714376, 18698508, 19682640, 20776120, 22142970, 23373135, 23619168, 24931344, 26571564, 28047762, 29523960, 31164180, 33214455, 35428752, 37397016, 39365280, 41552240, 42071643, 44285940, 46746270, 49862688, 53143128, 56095524, 59047920, 62328360, 66428910, 70119405, 70857504, 74794032, 83104480, 84143286, 88571880, 93492540, 106286256, 112191048, 118095840, 124656720, 126214929, 132857820, 140238810, 149588064, 168286572, 177143760, 186985080, 210358215, 212572512, 224382096, 249313440, 252429858, 265715640, 280477620, 336573144, 354287520, 373970160, 420716430, 448764192, 504859716, 531431280, 560955240, 631074645, 673146288, 747940320, 841432860, 1009719432, 1062862560, 1121910480, 1262149290, 1346292576, 1682865720, 2019438864, 2243820960, 2524298580, 3365731440, 4038877728, 5048597160, 6731462880, 10097194320, 20194388640]

約数ペア:

[(1, 20194388640), (2, 10097194320), (3, 6731462880), (4, 5048597160), (5, 4038877728), (6, 3365731440), (8, 2524298580), (9, 2243820960), (10, 2019438864), (12, 1682865720), (15, 1346292576), (16, 1262149290), (18, 1121910480), (19, 1062862560), (20, 1009719432), (24, 841432860), (27, 747940320), (30, 673146288), (32, 631074645), (36, 560955240), (38, 531431280), (40, 504859716), (45, 448764192), (48, 420716430), (54, 373970160), (57, 354287520), (60, 336573144), (72, 280477620), (76, 265715640), (80, 252429858), (81, 249313440), (90, 224382096), (95, 212572512), (96, 210358215), (108, 186985080), (114, 177143760), (120, 168286572), (135, 149588064), (144, 140238810), (152, 132857820), (160, 126214929), (162, 124656720), (171, 118095840), (180, 112191048), (190, 106286256), (216, 93492540), (228, 88571880), (240, 84143286), (243, 83104480), (270, 74794032), (285, 70857504), (288, 70119405), (304, 66428910), (324, 62328360), (342, 59047920), (360, 56095524), (380, 53143128), (405, 49862688), (432, 46746270), (456, 44285940), (480, 42071643), (486, 41552240), (513, 39365280), (540, 37397016), (570, 35428752), (608, 33214455), (648, 31164180), (684, 29523960), (720, 28047762), (760, 26571564), (810, 24931344), (855, 23619168), (864, 23373135), (912, 22142970), (972, 20776120), (1026, 19682640), (1080, 18698508), (1140, 17714376), (1215, 16620896), (1296, 15582090), (1368, 14761980), (1440, 14023881), (1520, 13285782), (1539, 13121760), (1620, 12465672), (1710, 11809584), (1824, 11071485), (1944, 10388060), (2052, 9841320), (2160, 9349254), (2280, 8857188), (2430, 8310448), (2565, 7873056), (2592, 7791045), (2736, 7380990), (3040, 6642891), (3078, 6560880), (3240, 6232836), (3420, 5904792), (3888, 5194030), (4104, 4920660), (4320, 4674627), (4560, 4428594), (4617, 4373920), (4860, 4155224), (5130, 3936528), (5472, 3690495), (6156, 3280440), (6480, 3116418), (6840, 2952396), (7695, 2624352), (7776, 2597015), (8208, 2460330), (9120, 2214297), (9234, 2186960), (9720, 2077612), (10260, 1968264), (12312, 1640220), (12960, 1558209), (13680, 1476198), (15390, 1312176), (16416, 1230165), (18468, 1093480), (19440, 1038806), (20520, 984132), (23085, 874784), (24624, 820110), (27337, 738720), (27360, 738099), (30780, 656088), (36936, 546740), (38880, 519403), (41040, 492066), (46170, 437392), (49248, 410055), (54674, 369360), (61560, 328044), (73872, 273370), (82011, 246240), (82080, 246033), (92340, 218696), (109348, 184680), (123120, 164022), (136685, 147744)]