87776880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{751}}^1$

素因数の和:1254

約数の個数: 80

約数和(自身を含む): 273030144

約数和(自身を除く): 185253264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 487, 751, 974, 1461, 1502, 1948, 2253, 2435, 2922, 3004, 3755, 3896, 4506, 4870, 5844, 6008, 7305, 7510, 7792, 9012, 9740, 11265, 11688, 12016, 14610, 15020, 18024, 19480, 22530, 23376, 29220, 30040, 36048, 38960, 45060, 58440, 60080, 90120, 116880, 180240, 365737, 731474, 1097211, 1462948, 1828685, 2194422, 2925896, 3657370, 4388844, 5486055, 5851792, 7314740, 8777688, 10972110, 14629480, 17555376, 21944220, 29258960, 43888440, 87776880]

約数ペア:

[(1, 87776880), (2, 43888440), (3, 29258960), (4, 21944220), (5, 17555376), (6, 14629480), (8, 10972110), (10, 8777688), (12, 7314740), (15, 5851792), (16, 5486055), (20, 4388844), (24, 3657370), (30, 2925896), (40, 2194422), (48, 1828685), (60, 1462948), (80, 1097211), (120, 731474), (240, 365737), (487, 180240), (751, 116880), (974, 90120), (1461, 60080), (1502, 58440), (1948, 45060), (2253, 38960), (2435, 36048), (2922, 30040), (3004, 29220), (3755, 23376), (3896, 22530), (4506, 19480), (4870, 18024), (5844, 15020), (6008, 14610), (7305, 12016), (7510, 11688), (7792, 11265), (9012, 9740)]