140746480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1979}}^1$

素因数の和:2126

約数の個数: 80

約数和(自身を含む): 377118720

約数和(自身を除く): 236372240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 889, 1016, 1270, 1778, 1979, 2032, 2540, 3556, 3958, 4445, 5080, 7112, 7916, 8890, 9895, 10160, 13853, 14224, 15832, 17780, 19790, 27706, 31664, 35560, 39580, 55412, 69265, 71120, 79160, 110824, 138530, 158320, 221648, 251333, 277060, 502666, 554120, 1005332, 1108240, 1256665, 1759331, 2010664, 2513330, 3518662, 4021328, 5026660, 7037324, 8796655, 10053320, 14074648, 17593310, 20106640, 28149296, 35186620, 70373240, 140746480]

約数ペア:

[(1, 140746480), (2, 70373240), (4, 35186620), (5, 28149296), (7, 20106640), (8, 17593310), (10, 14074648), (14, 10053320), (16, 8796655), (20, 7037324), (28, 5026660), (35, 4021328), (40, 3518662), (56, 2513330), (70, 2010664), (80, 1759331), (112, 1256665), (127, 1108240), (140, 1005332), (254, 554120), (280, 502666), (508, 277060), (560, 251333), (635, 221648), (889, 158320), (1016, 138530), (1270, 110824), (1778, 79160), (1979, 71120), (2032, 69265), (2540, 55412), (3556, 39580), (3958, 35560), (4445, 31664), (5080, 27706), (7112, 19790), (7916, 17780), (8890, 15832), (9895, 14224), (10160, 13853)]