210955440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1367}}^1$

素因数の和:2026

約数の個数: 80

約数和(自身を含む): 655458048

約数和(自身を除く): 444502608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 643, 1286, 1367, 1929, 2572, 2734, 3215, 3858, 4101, 5144, 5468, 6430, 6835, 7716, 8202, 9645, 10288, 10936, 12860, 13670, 15432, 16404, 19290, 20505, 21872, 25720, 27340, 30864, 32808, 38580, 41010, 51440, 54680, 65616, 77160, 82020, 109360, 154320, 164040, 328080, 878981, 1757962, 2636943, 3515924, 4394905, 5273886, 7031848, 8789810, 10547772, 13184715, 14063696, 17579620, 21095544, 26369430, 35159240, 42191088, 52738860, 70318480, 105477720, 210955440]

約数ペア:

[(1, 210955440), (2, 105477720), (3, 70318480), (4, 52738860), (5, 42191088), (6, 35159240), (8, 26369430), (10, 21095544), (12, 17579620), (15, 14063696), (16, 13184715), (20, 10547772), (24, 8789810), (30, 7031848), (40, 5273886), (48, 4394905), (60, 3515924), (80, 2636943), (120, 1757962), (240, 878981), (643, 328080), (1286, 164040), (1367, 154320), (1929, 109360), (2572, 82020), (2734, 77160), (3215, 65616), (3858, 54680), (4101, 51440), (5144, 41010), (5468, 38580), (6430, 32808), (6835, 30864), (7716, 27340), (8202, 25720), (9645, 21872), (10288, 20505), (10936, 19290), (12860, 16404), (13670, 15432)]