51780960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1$

素因数の和:506

約数の個数: 288

約数和(自身を含む): 220776192

約数和(自身を除く): 168995232

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, 467, 480, 495, 504, 528, 560, 616, 630, 660, 672, 693, 720, 770, 792, 840, 880, 924, 934, 990, 1008, 1056, 1120, 1155, 1232, 1260, 1320, 1386, 1401, 1440, 1540, 1584, 1680, 1760, 1848, 1868, 1980, 2016, 2310, 2335, 2464, 2520, 2640, 2772, 2802, 3080, 3168, 3269, 3360, 3465, 3696, 3736, 3960, 4203, 4620, 4670, 5040, 5137, 5280, 5544, 5604, 6160, 6538, 6930, 7005, 7392, 7472, 7920, 8406, 9240, 9340, 9807, 10080, 10274, 11088, 11208, 12320, 13076, 13860, 14010, 14944, 15411, 15840, 16345, 16812, 18480, 18680, 19614, 20548, 21015, 22176, 22416, 25685, 26152, 27720, 28020, 29421, 30822, 32690, 33624, 35959, 36960, 37360, 39228, 41096, 42030, 44832, 46233, 49035, 51370, 52304, 55440, 56040, 58842, 61644, 65380, 67248, 71918, 74720, 77055, 78456, 82192, 84060, 92466, 98070, 102740, 104608, 107877, 110880, 112080, 117684, 123288, 130760, 134496, 143836, 147105, 154110, 156912, 164384, 168120, 179795, 184932, 196140, 205480, 215754, 224160, 231165, 235368, 246576, 261520, 287672, 294210, 308220, 313824, 323631, 336240, 359590, 369864, 392280, 410960, 431508, 462330, 470736, 493152, 523040, 539385, 575344, 588420, 616440, 647262, 672480, 719180, 739728, 784560, 821920, 863016, 924660, 941472, 1078770, 1150688, 1176840, 1232880, 1294524, 1438360, 1479456, 1569120, 1618155, 1726032, 1849320, 2157540, 2353680, 2465760, 2589048, 2876720, 3236310, 3452064, 3698640, 4315080, 4707360, 5178096, 5753440, 6472620, 7397280, 8630160, 10356192, 12945240, 17260320, 25890480, 51780960]

約数ペア:

[(1, 51780960), (2, 25890480), (3, 17260320), (4, 12945240), (5, 10356192), (6, 8630160), (7, 7397280), (8, 6472620), (9, 5753440), (10, 5178096), (11, 4707360), (12, 4315080), (14, 3698640), (15, 3452064), (16, 3236310), (18, 2876720), (20, 2589048), (21, 2465760), (22, 2353680), (24, 2157540), (28, 1849320), (30, 1726032), (32, 1618155), (33, 1569120), (35, 1479456), (36, 1438360), (40, 1294524), (42, 1232880), (44, 1176840), (45, 1150688), (48, 1078770), (55, 941472), (56, 924660), (60, 863016), (63, 821920), (66, 784560), (70, 739728), (72, 719180), (77, 672480), (80, 647262), (84, 616440), (88, 588420), (90, 575344), (96, 539385), (99, 523040), (105, 493152), (110, 470736), (112, 462330), (120, 431508), (126, 410960), (132, 392280), (140, 369864), (144, 359590), (154, 336240), (160, 323631), (165, 313824), (168, 308220), (176, 294210), (180, 287672), (198, 261520), (210, 246576), (220, 235368), (224, 231165), (231, 224160), (240, 215754), (252, 205480), (264, 196140), (280, 184932), (288, 179795), (308, 168120), (315, 164384), (330, 156912), (336, 154110), (352, 147105), (360, 143836), (385, 134496), (396, 130760), (420, 123288), (440, 117684), (462, 112080), (467, 110880), (480, 107877), (495, 104608), (504, 102740), (528, 98070), (560, 92466), (616, 84060), (630, 82192), (660, 78456), (672, 77055), (693, 74720), (720, 71918), (770, 67248), (792, 65380), (840, 61644), (880, 58842), (924, 56040), (934, 55440), (990, 52304), (1008, 51370), (1056, 49035), (1120, 46233), (1155, 44832), (1232, 42030), (1260, 41096), (1320, 39228), (1386, 37360), (1401, 36960), (1440, 35959), (1540, 33624), (1584, 32690), (1680, 30822), (1760, 29421), (1848, 28020), (1868, 27720), (1980, 26152), (2016, 25685), (2310, 22416), (2335, 22176), (2464, 21015), (2520, 20548), (2640, 19614), (2772, 18680), (2802, 18480), (3080, 16812), (3168, 16345), (3269, 15840), (3360, 15411), (3465, 14944), (3696, 14010), (3736, 13860), (3960, 13076), (4203, 12320), (4620, 11208), (4670, 11088), (5040, 10274), (5137, 10080), (5280, 9807), (5544, 9340), (5604, 9240), (6160, 8406), (6538, 7920), (6930, 7472), (7005, 7392)]