8029978240

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{677}}^1$

素因数の和:1170

約数の個数: 128

約数和(自身を含む): 19717758720

約数和(自身を除く): 11687780480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 431, 640, 677, 688, 860, 862, 1354, 1376, 1720, 1724, 2155, 2708, 2752, 3385, 3440, 3448, 4310, 5416, 5504, 6770, 6880, 6896, 8620, 10832, 13540, 13760, 13792, 17240, 18533, 21664, 27080, 27520, 27584, 29111, 34480, 37066, 43328, 54160, 55168, 58222, 68960, 74132, 86656, 92665, 108320, 116444, 137920, 145555, 148264, 185330, 216640, 232888, 275840, 291110, 291787, 296528, 370660, 433280, 465776, 582220, 583574, 593056, 741320, 931552, 1164440, 1167148, 1186112, 1458935, 1482640, 1863104, 2328880, 2334296, 2372224, 2917870, 2965280, 3726208, 4657760, 4668592, 5835740, 5930560, 9315520, 9337184, 11671480, 11861120, 12546841, 18631040, 18674368, 23342960, 25093682, 37348736, 46685920, 50187364, 62734205, 93371840, 100374728, 125468410, 186743680, 200749456, 250936820, 401498912, 501873640, 802997824, 1003747280, 1605995648, 2007494560, 4014989120, 8029978240]

約数ペア:

[(1, 8029978240), (2, 4014989120), (4, 2007494560), (5, 1605995648), (8, 1003747280), (10, 802997824), (16, 501873640), (20, 401498912), (32, 250936820), (40, 200749456), (43, 186743680), (64, 125468410), (80, 100374728), (86, 93371840), (128, 62734205), (160, 50187364), (172, 46685920), (215, 37348736), (320, 25093682), (344, 23342960), (430, 18674368), (431, 18631040), (640, 12546841), (677, 11861120), (688, 11671480), (860, 9337184), (862, 9315520), (1354, 5930560), (1376, 5835740), (1720, 4668592), (1724, 4657760), (2155, 3726208), (2708, 2965280), (2752, 2917870), (3385, 2372224), (3440, 2334296), (3448, 2328880), (4310, 1863104), (5416, 1482640), (5504, 1458935), (6770, 1186112), (6880, 1167148), (6896, 1164440), (8620, 931552), (10832, 741320), (13540, 593056), (13760, 583574), (13792, 582220), (17240, 465776), (18533, 433280), (21664, 370660), (27080, 296528), (27520, 291787), (27584, 291110), (29111, 275840), (34480, 232888), (37066, 216640), (43328, 185330), (54160, 148264), (55168, 145555), (58222, 137920), (68960, 116444), (74132, 108320), (86656, 92665)]