280963744

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{2099}}^1$

素因数の和:2245

約数の個数: 48

約数和(自身を含む): 571536000

約数和(自身を除く): 290572256

約数列:

[1, 2, 4, 8, 16, 32, 47, 89, 94, 178, 188, 356, 376, 712, 752, 1424, 1504, 2099, 2848, 4183, 4198, 8366, 8396, 16732, 16792, 33464, 33584, 66928, 67168, 98653, 133856, 186811, 197306, 373622, 394612, 747244, 789224, 1494488, 1578448, 2988976, 3156896, 5977952, 8780117, 17560234, 35120468, 70240936, 140481872, 280963744]

約数ペア:

[(1, 280963744), (2, 140481872), (4, 70240936), (8, 35120468), (16, 17560234), (32, 8780117), (47, 5977952), (89, 3156896), (94, 2988976), (178, 1578448), (188, 1494488), (356, 789224), (376, 747244), (712, 394612), (752, 373622), (1424, 197306), (1504, 186811), (2099, 133856), (2848, 98653), (4183, 67168), (4198, 66928), (8366, 33584), (8396, 33464), (16732, 16792)]