15211168

素因数分解:

$2^5\times 7^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 72

約数和(自身を含む): 35550900

約数和(自身を除く): 20339732

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 89, 98, 109, 112, 178, 196, 218, 224, 356, 392, 436, 623, 712, 763, 784, 872, 1246, 1424, 1526, 1568, 1744, 2492, 2848, 3052, 3488, 4361, 4984, 5341, 6104, 8722, 9701, 9968, 10682, 12208, 17444, 19402, 19936, 21364, 24416, 34888, 38804, 42728, 67907, 69776, 77608, 85456, 135814, 139552, 155216, 170912, 271628, 310432, 475349, 543256, 950698, 1086512, 1901396, 2173024, 3802792, 7605584, 15211168]

約数ペア:

[(1, 15211168), (2, 7605584), (4, 3802792), (7, 2173024), (8, 1901396), (14, 1086512), (16, 950698), (28, 543256), (32, 475349), (49, 310432), (56, 271628), (89, 170912), (98, 155216), (109, 139552), (112, 135814), (178, 85456), (196, 77608), (218, 69776), (224, 67907), (356, 42728), (392, 38804), (436, 34888), (623, 24416), (712, 21364), (763, 19936), (784, 19402), (872, 17444), (1246, 12208), (1424, 10682), (1526, 9968), (1568, 9701), (1744, 8722), (2492, 6104), (2848, 5341), (3052, 4984), (3488, 4361)]