668717084

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 1454046720

約数和(自身を除く): 785329636

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 67, 73, 76, 133, 134, 146, 257, 266, 268, 292, 469, 511, 514, 532, 938, 1022, 1028, 1273, 1387, 1799, 1876, 2044, 2546, 2774, 3598, 4883, 4891, 5092, 5548, 7196, 8911, 9709, 9766, 9782, 17219, 17822, 18761, 19418, 19532, 19564, 34181, 34237, 34438, 35644, 37522, 38836, 68362, 68474, 68876, 75044, 92929, 120533, 131327, 136724, 136948, 185858, 241066, 262654, 327161, 356459, 371716, 482132, 525308, 650503, 654322, 712918, 1256987, 1301006, 1308644, 1425836, 2290127, 2495213, 2513974, 2602012, 4580254, 4990426, 5027948, 8798909, 9160508, 9980852, 17597818, 23882753, 35195636, 47765506, 95531012, 167179271, 334358542, 668717084]

約数ペア:

[(1, 668717084), (2, 334358542), (4, 167179271), (7, 95531012), (14, 47765506), (19, 35195636), (28, 23882753), (38, 17597818), (67, 9980852), (73, 9160508), (76, 8798909), (133, 5027948), (134, 4990426), (146, 4580254), (257, 2602012), (266, 2513974), (268, 2495213), (292, 2290127), (469, 1425836), (511, 1308644), (514, 1301006), (532, 1256987), (938, 712918), (1022, 654322), (1028, 650503), (1273, 525308), (1387, 482132), (1799, 371716), (1876, 356459), (2044, 327161), (2546, 262654), (2774, 241066), (3598, 185858), (4883, 136948), (4891, 136724), (5092, 131327), (5548, 120533), (7196, 92929), (8911, 75044), (9709, 68876), (9766, 68474), (9782, 68362), (17219, 38836), (17822, 37522), (18761, 35644), (19418, 34438), (19532, 34237), (19564, 34181)]