217419104

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^2\times {\mathrm{709}}^1$

素因数の和:800

約数の個数: 72

約数和(自身を含む): 503480880

約数和(自身を除く): 286061776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 709, 1036, 1184, 1369, 1418, 2072, 2738, 2836, 4144, 4963, 5476, 5672, 8288, 9583, 9926, 10952, 11344, 19166, 19852, 21904, 22688, 26233, 38332, 39704, 43808, 52466, 76664, 79408, 104932, 153328, 158816, 183631, 209864, 306656, 367262, 419728, 734524, 839456, 970621, 1469048, 1941242, 2938096, 3882484, 5876192, 6794347, 7764968, 13588694, 15529936, 27177388, 31059872, 54354776, 108709552, 217419104]

約数ペア:

[(1, 217419104), (2, 108709552), (4, 54354776), (7, 31059872), (8, 27177388), (14, 15529936), (16, 13588694), (28, 7764968), (32, 6794347), (37, 5876192), (56, 3882484), (74, 2938096), (112, 1941242), (148, 1469048), (224, 970621), (259, 839456), (296, 734524), (518, 419728), (592, 367262), (709, 306656), (1036, 209864), (1184, 183631), (1369, 158816), (1418, 153328), (2072, 104932), (2738, 79408), (2836, 76664), (4144, 52466), (4963, 43808), (5476, 39704), (5672, 38332), (8288, 26233), (9583, 22688), (9926, 21904), (10952, 19852), (11344, 19166)]