68733280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{797}}^1$

素因数の和:837

約数の個数: 144

約数和(自身を含む): 206324496

約数和(自身を除く): 137591216

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 797, 880, 980, 1078, 1120, 1232, 1540, 1568, 1594, 1760, 1960, 2156, 2464, 2695, 3080, 3188, 3920, 3985, 4312, 5390, 5579, 6160, 6376, 7840, 7970, 8624, 8767, 10780, 11158, 12320, 12752, 15940, 17248, 17534, 21560, 22316, 25504, 27895, 31880, 35068, 39053, 43120, 43835, 44632, 55790, 61369, 63760, 70136, 78106, 86240, 87670, 89264, 111580, 122738, 127520, 140272, 156212, 175340, 178528, 195265, 223160, 245476, 280544, 306845, 312424, 350680, 390530, 429583, 446320, 490952, 613690, 624848, 701360, 781060, 859166, 892640, 981904, 1227380, 1249696, 1402720, 1562120, 1718332, 1963808, 2147915, 2454760, 3124240, 3436664, 4295830, 4909520, 6248480, 6873328, 8591660, 9819040, 13746656, 17183320, 34366640, 68733280]

約数ペア:

[(1, 68733280), (2, 34366640), (4, 17183320), (5, 13746656), (7, 9819040), (8, 8591660), (10, 6873328), (11, 6248480), (14, 4909520), (16, 4295830), (20, 3436664), (22, 3124240), (28, 2454760), (32, 2147915), (35, 1963808), (40, 1718332), (44, 1562120), (49, 1402720), (55, 1249696), (56, 1227380), (70, 981904), (77, 892640), (80, 859166), (88, 781060), (98, 701360), (110, 624848), (112, 613690), (140, 490952), (154, 446320), (160, 429583), (176, 390530), (196, 350680), (220, 312424), (224, 306845), (245, 280544), (280, 245476), (308, 223160), (352, 195265), (385, 178528), (392, 175340), (440, 156212), (490, 140272), (539, 127520), (560, 122738), (616, 111580), (770, 89264), (784, 87670), (797, 86240), (880, 78106), (980, 70136), (1078, 63760), (1120, 61369), (1232, 55790), (1540, 44632), (1568, 43835), (1594, 43120), (1760, 39053), (1960, 35068), (2156, 31880), (2464, 27895), (2695, 25504), (3080, 22316), (3188, 21560), (3920, 17534), (3985, 17248), (4312, 15940), (5390, 12752), (5579, 12320), (6160, 11158), (6376, 10780), (7840, 8767), (7970, 8624)]