218576344

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{523}}^1$

素因数の和:992

約数の個数: 64

約数和(自身を含む): 498009600

約数和(自身を除く): 279433256

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 439, 476, 523, 878, 952, 1046, 1756, 2092, 3073, 3512, 3661, 4184, 6146, 7322, 7463, 8891, 12292, 14644, 14926, 17782, 24584, 29288, 29852, 35564, 52241, 59704, 62237, 71128, 104482, 124474, 208964, 229597, 248948, 417928, 459194, 497896, 918388, 1607179, 1836776, 3214358, 3903149, 6428716, 7806298, 12857432, 15612596, 27322043, 31225192, 54644086, 109288172, 218576344]

約数ペア:

[(1, 218576344), (2, 109288172), (4, 54644086), (7, 31225192), (8, 27322043), (14, 15612596), (17, 12857432), (28, 7806298), (34, 6428716), (56, 3903149), (68, 3214358), (119, 1836776), (136, 1607179), (238, 918388), (439, 497896), (476, 459194), (523, 417928), (878, 248948), (952, 229597), (1046, 208964), (1756, 124474), (2092, 104482), (3073, 71128), (3512, 62237), (3661, 59704), (4184, 52241), (6146, 35564), (7322, 29852), (7463, 29288), (8891, 24584), (12292, 17782), (14644, 14926)]