212972368

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2441}}^1$

素因数の和:2516

約数の個数: 80

約数和(自身を含む): 508717440

約数和(自身を除く): 295745072

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 41, 56, 76, 82, 112, 133, 152, 164, 266, 287, 304, 328, 532, 574, 656, 779, 1064, 1148, 1558, 2128, 2296, 2441, 3116, 4592, 4882, 5453, 6232, 9764, 10906, 12464, 17087, 19528, 21812, 34174, 39056, 43624, 46379, 68348, 87248, 92758, 100081, 136696, 185516, 200162, 273392, 324653, 371032, 400324, 649306, 700567, 742064, 800648, 1298612, 1401134, 1601296, 1901539, 2597224, 2802268, 3803078, 5194448, 5604536, 7606156, 11209072, 13310773, 15212312, 26621546, 30424624, 53243092, 106486184, 212972368]

約数ペア:

[(1, 212972368), (2, 106486184), (4, 53243092), (7, 30424624), (8, 26621546), (14, 15212312), (16, 13310773), (19, 11209072), (28, 7606156), (38, 5604536), (41, 5194448), (56, 3803078), (76, 2802268), (82, 2597224), (112, 1901539), (133, 1601296), (152, 1401134), (164, 1298612), (266, 800648), (287, 742064), (304, 700567), (328, 649306), (532, 400324), (574, 371032), (656, 324653), (779, 273392), (1064, 200162), (1148, 185516), (1558, 136696), (2128, 100081), (2296, 92758), (2441, 87248), (3116, 68348), (4592, 46379), (4882, 43624), (5453, 39056), (6232, 34174), (9764, 21812), (10906, 19528), (12464, 17087)]