56437920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1$

素因数の和:548

約数の個数: 288

約数和(自身を含む): 240589440

約数和(自身を除く): 184151520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 160, 165, 168, 176, 180, 198, 210, 220, 224, 231, 240, 252, 264, 280, 288, 308, 315, 330, 336, 352, 360, 385, 396, 420, 440, 462, 480, 495, 504, 509, 528, 560, 616, 630, 660, 672, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1018, 1056, 1120, 1155, 1232, 1260, 1320, 1386, 1440, 1527, 1540, 1584, 1680, 1760, 1848, 1980, 2016, 2036, 2310, 2464, 2520, 2545, 2640, 2772, 3054, 3080, 3168, 3360, 3465, 3563, 3696, 3960, 4072, 4581, 4620, 5040, 5090, 5280, 5544, 5599, 6108, 6160, 6930, 7126, 7392, 7635, 7920, 8144, 9162, 9240, 10080, 10180, 10689, 11088, 11198, 12216, 12320, 13860, 14252, 15270, 15840, 16288, 16797, 17815, 18324, 18480, 20360, 21378, 22176, 22396, 22905, 24432, 27720, 27995, 28504, 30540, 32067, 33594, 35630, 36648, 36960, 39193, 40720, 42756, 44792, 45810, 48864, 50391, 53445, 55440, 55990, 57008, 61080, 64134, 67188, 71260, 73296, 78386, 81440, 83985, 85512, 89584, 91620, 100782, 106890, 110880, 111980, 114016, 117579, 122160, 128268, 134376, 142520, 146592, 156772, 160335, 167970, 171024, 179168, 183240, 195965, 201564, 213780, 223960, 235158, 244320, 251955, 256536, 268752, 285040, 313544, 320670, 335940, 342048, 352737, 366480, 391930, 403128, 427560, 447920, 470316, 503910, 513072, 537504, 570080, 587895, 627088, 641340, 671880, 705474, 732960, 783860, 806256, 855120, 895840, 940632, 1007820, 1026144, 1175790, 1254176, 1282680, 1343760, 1410948, 1567720, 1612512, 1710240, 1763685, 1881264, 2015640, 2351580, 2565360, 2687520, 2821896, 3135440, 3527370, 3762528, 4031280, 4703160, 5130720, 5643792, 6270880, 7054740, 8062560, 9406320, 11287584, 14109480, 18812640, 28218960, 56437920]

約数ペア:

[(1, 56437920), (2, 28218960), (3, 18812640), (4, 14109480), (5, 11287584), (6, 9406320), (7, 8062560), (8, 7054740), (9, 6270880), (10, 5643792), (11, 5130720), (12, 4703160), (14, 4031280), (15, 3762528), (16, 3527370), (18, 3135440), (20, 2821896), (21, 2687520), (22, 2565360), (24, 2351580), (28, 2015640), (30, 1881264), (32, 1763685), (33, 1710240), (35, 1612512), (36, 1567720), (40, 1410948), (42, 1343760), (44, 1282680), (45, 1254176), (48, 1175790), (55, 1026144), (56, 1007820), (60, 940632), (63, 895840), (66, 855120), (70, 806256), (72, 783860), (77, 732960), (80, 705474), (84, 671880), (88, 641340), (90, 627088), (96, 587895), (99, 570080), (105, 537504), (110, 513072), (112, 503910), (120, 470316), (126, 447920), (132, 427560), (140, 403128), (144, 391930), (154, 366480), (160, 352737), (165, 342048), (168, 335940), (176, 320670), (180, 313544), (198, 285040), (210, 268752), (220, 256536), (224, 251955), (231, 244320), (240, 235158), (252, 223960), (264, 213780), (280, 201564), (288, 195965), (308, 183240), (315, 179168), (330, 171024), (336, 167970), (352, 160335), (360, 156772), (385, 146592), (396, 142520), (420, 134376), (440, 128268), (462, 122160), (480, 117579), (495, 114016), (504, 111980), (509, 110880), (528, 106890), (560, 100782), (616, 91620), (630, 89584), (660, 85512), (672, 83985), (693, 81440), (720, 78386), (770, 73296), (792, 71260), (840, 67188), (880, 64134), (924, 61080), (990, 57008), (1008, 55990), (1018, 55440), (1056, 53445), (1120, 50391), (1155, 48864), (1232, 45810), (1260, 44792), (1320, 42756), (1386, 40720), (1440, 39193), (1527, 36960), (1540, 36648), (1584, 35630), (1680, 33594), (1760, 32067), (1848, 30540), (1980, 28504), (2016, 27995), (2036, 27720), (2310, 24432), (2464, 22905), (2520, 22396), (2545, 22176), (2640, 21378), (2772, 20360), (3054, 18480), (3080, 18324), (3168, 17815), (3360, 16797), (3465, 16288), (3563, 15840), (3696, 15270), (3960, 14252), (4072, 13860), (4581, 12320), (4620, 12216), (5040, 11198), (5090, 11088), (5280, 10689), (5544, 10180), (5599, 10080), (6108, 9240), (6160, 9162), (6930, 8144), (7126, 7920), (7392, 7635)]