26346780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{743}}^1$

素因数の和:955

約数の個数: 72

約数和(自身を含む): 80432352

約数和(自身を除く): 54085572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 743, 788, 985, 1182, 1486, 1773, 1970, 2229, 2364, 2955, 2972, 3546, 3715, 3940, 4458, 5910, 6687, 7092, 7430, 8865, 8916, 11145, 11820, 13374, 14860, 17730, 22290, 26748, 33435, 35460, 44580, 66870, 133740, 146371, 292742, 439113, 585484, 731855, 878226, 1317339, 1463710, 1756452, 2195565, 2634678, 2927420, 4391130, 5269356, 6586695, 8782260, 13173390, 26346780]

約数ペア:

[(1, 26346780), (2, 13173390), (3, 8782260), (4, 6586695), (5, 5269356), (6, 4391130), (9, 2927420), (10, 2634678), (12, 2195565), (15, 1756452), (18, 1463710), (20, 1317339), (30, 878226), (36, 731855), (45, 585484), (60, 439113), (90, 292742), (180, 146371), (197, 133740), (394, 66870), (591, 44580), (743, 35460), (788, 33435), (985, 26748), (1182, 22290), (1486, 17730), (1773, 14860), (1970, 13374), (2229, 11820), (2364, 11145), (2955, 8916), (2972, 8865), (3546, 7430), (3715, 7092), (3940, 6687), (4458, 5910)]