86520780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2099}}^1$

素因数の和:2343

約数の個数: 72

約数和(自身を含む): 263718000

約数和(自身を除く): 177197220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1374, 2061, 2099, 2290, 2748, 3435, 4122, 4198, 4580, 6297, 6870, 8244, 8396, 10305, 10495, 12594, 13740, 18891, 20610, 20990, 25188, 31485, 37782, 41220, 41980, 62970, 75564, 94455, 125940, 188910, 377820, 480671, 961342, 1442013, 1922684, 2403355, 2884026, 4326039, 4806710, 5768052, 7210065, 8652078, 9613420, 14420130, 17304156, 21630195, 28840260, 43260390, 86520780]

約数ペア:

[(1, 86520780), (2, 43260390), (3, 28840260), (4, 21630195), (5, 17304156), (6, 14420130), (9, 9613420), (10, 8652078), (12, 7210065), (15, 5768052), (18, 4806710), (20, 4326039), (30, 2884026), (36, 2403355), (45, 1922684), (60, 1442013), (90, 961342), (180, 480671), (229, 377820), (458, 188910), (687, 125940), (916, 94455), (1145, 75564), (1374, 62970), (2061, 41980), (2099, 41220), (2290, 37782), (2748, 31485), (3435, 25188), (4122, 20990), (4198, 20610), (4580, 18891), (6297, 13740), (6870, 12594), (8244, 10495), (8396, 10305)]