68075210

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 77076790

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 89, 98, 178, 223, 245, 343, 445, 446, 490, 623, 686, 890, 1115, 1246, 1561, 1715, 2230, 3115, 3122, 3430, 4361, 6230, 7805, 8722, 10927, 15610, 19847, 21805, 21854, 30527, 39694, 43610, 54635, 61054, 76489, 99235, 109270, 138929, 152635, 152978, 198470, 277858, 305270, 382445, 694645, 764890, 972503, 1389290, 1945006, 4862515, 6807521, 9725030, 13615042, 34037605, 68075210]

約数ペア:

[(1, 68075210), (2, 34037605), (5, 13615042), (7, 9725030), (10, 6807521), (14, 4862515), (35, 1945006), (49, 1389290), (70, 972503), (89, 764890), (98, 694645), (178, 382445), (223, 305270), (245, 277858), (343, 198470), (445, 152978), (446, 152635), (490, 138929), (623, 109270), (686, 99235), (890, 76489), (1115, 61054), (1246, 54635), (1561, 43610), (1715, 39694), (2230, 30527), (3115, 21854), (3122, 21805), (3430, 19847), (4361, 15610), (6230, 10927), (7805, 8722)]