217418096

素因数分解:

$2^4\times 7^3\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:431

約数の個数: 80

約数和(自身を含む): 496248000

約数和(自身を除く): 278829904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 173, 196, 229, 343, 346, 392, 458, 686, 692, 784, 916, 1211, 1372, 1384, 1603, 1832, 2422, 2744, 2768, 3206, 3664, 4844, 5488, 6412, 8477, 9688, 11221, 12824, 16954, 19376, 22442, 25648, 33908, 39617, 44884, 59339, 67816, 78547, 79234, 89768, 118678, 135632, 157094, 158468, 179536, 237356, 277319, 314188, 316936, 474712, 554638, 628376, 633872, 949424, 1109276, 1256752, 1941233, 2218552, 3882466, 4437104, 7764932, 13588631, 15529864, 27177262, 31059728, 54354524, 108709048, 217418096]

約数ペア:

[(1, 217418096), (2, 108709048), (4, 54354524), (7, 31059728), (8, 27177262), (14, 15529864), (16, 13588631), (28, 7764932), (49, 4437104), (56, 3882466), (98, 2218552), (112, 1941233), (173, 1256752), (196, 1109276), (229, 949424), (343, 633872), (346, 628376), (392, 554638), (458, 474712), (686, 316936), (692, 314188), (784, 277319), (916, 237356), (1211, 179536), (1372, 158468), (1384, 157094), (1603, 135632), (1832, 118678), (2422, 89768), (2744, 79234), (2768, 78547), (3206, 67816), (3664, 59339), (4844, 44884), (5488, 39617), (6412, 33908), (8477, 25648), (9688, 22442), (11221, 19376), (12824, 16954)]