207316256

素因数分解:

$2^5\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1213}}^1$

素因数の和:1346

約数の個数: 72

約数和(自身を含む): 479542140

約数和(自身を除く): 272225884

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 109, 112, 196, 218, 224, 392, 436, 763, 784, 872, 1213, 1526, 1568, 1744, 2426, 3052, 3488, 4852, 5341, 6104, 8491, 9704, 10682, 12208, 16982, 19408, 21364, 24416, 33964, 38816, 42728, 59437, 67928, 85456, 118874, 132217, 135856, 170912, 237748, 264434, 271712, 475496, 528868, 925519, 950992, 1057736, 1851038, 1901984, 2115472, 3702076, 4230944, 6478633, 7404152, 12957266, 14808304, 25914532, 29616608, 51829064, 103658128, 207316256]

約数ペア:

[(1, 207316256), (2, 103658128), (4, 51829064), (7, 29616608), (8, 25914532), (14, 14808304), (16, 12957266), (28, 7404152), (32, 6478633), (49, 4230944), (56, 3702076), (98, 2115472), (109, 1901984), (112, 1851038), (196, 1057736), (218, 950992), (224, 925519), (392, 528868), (436, 475496), (763, 271712), (784, 264434), (872, 237748), (1213, 170912), (1526, 135856), (1568, 132217), (1744, 118874), (2426, 85456), (3052, 67928), (3488, 59437), (4852, 42728), (5341, 38816), (6104, 33964), (8491, 24416), (9704, 21364), (10682, 19408), (12208, 16982)]