257124240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{119039}}^1$

素因数の和:119061

約数の個数: 80

約数和(自身を含む): 885657600

約数和(自身を除く): 628533360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 119039, 238078, 357117, 476156, 595195, 714234, 952312, 1071351, 1190390, 1428468, 1785585, 1904624, 2142702, 2380780, 2856936, 3214053, 3571170, 4285404, 4761560, 5356755, 5713872, 6428106, 7142340, 8570808, 9523120, 10713510, 12856212, 14284680, 16070265, 17141616, 21427020, 25712424, 28569360, 32140530, 42854040, 51424848, 64281060, 85708080, 128562120, 257124240]

約数ペア:

[(1, 257124240), (2, 128562120), (3, 85708080), (4, 64281060), (5, 51424848), (6, 42854040), (8, 32140530), (9, 28569360), (10, 25712424), (12, 21427020), (15, 17141616), (16, 16070265), (18, 14284680), (20, 12856212), (24, 10713510), (27, 9523120), (30, 8570808), (36, 7142340), (40, 6428106), (45, 5713872), (48, 5356755), (54, 4761560), (60, 4285404), (72, 3571170), (80, 3214053), (90, 2856936), (108, 2380780), (120, 2142702), (135, 1904624), (144, 1785585), (180, 1428468), (216, 1190390), (240, 1071351), (270, 952312), (360, 714234), (432, 595195), (540, 476156), (720, 357117), (1080, 238078), (2160, 119039)]