209188448

素因数分解:

$2^5\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1499}}^1$

素因数の和:1612

約数の個数: 72

約数和(自身を含む): 484785000

約数和(自身を除く): 275596552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 89, 98, 112, 178, 196, 224, 356, 392, 623, 712, 784, 1246, 1424, 1499, 1568, 2492, 2848, 2998, 4361, 4984, 5996, 8722, 9968, 10493, 11992, 17444, 19936, 20986, 23984, 34888, 41972, 47968, 69776, 73451, 83944, 133411, 139552, 146902, 167888, 266822, 293804, 335776, 533644, 587608, 933877, 1067288, 1175216, 1867754, 2134576, 2350432, 3735508, 4269152, 6537139, 7471016, 13074278, 14942032, 26148556, 29884064, 52297112, 104594224, 209188448]

約数ペア:

[(1, 209188448), (2, 104594224), (4, 52297112), (7, 29884064), (8, 26148556), (14, 14942032), (16, 13074278), (28, 7471016), (32, 6537139), (49, 4269152), (56, 3735508), (89, 2350432), (98, 2134576), (112, 1867754), (178, 1175216), (196, 1067288), (224, 933877), (356, 587608), (392, 533644), (623, 335776), (712, 293804), (784, 266822), (1246, 167888), (1424, 146902), (1499, 139552), (1568, 133411), (2492, 83944), (2848, 73451), (2998, 69776), (4361, 47968), (4984, 41972), (5996, 34888), (8722, 23984), (9968, 20986), (10493, 19936), (11992, 17444)]