68641980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{104003}}^1$

素因数の和:104026

約数の個数: 48

約数和(自身を含む): 209672064

約数和(自身を除く): 141030084

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 104003, 208006, 312009, 416012, 520015, 624018, 1040030, 1144033, 1248036, 1560045, 2080060, 2288066, 3120090, 3432099, 4576132, 5720165, 6240180, 6864198, 11440330, 13728396, 17160495, 22880660, 34320990, 68641980]

約数ペア:

[(1, 68641980), (2, 34320990), (3, 22880660), (4, 17160495), (5, 13728396), (6, 11440330), (10, 6864198), (11, 6240180), (12, 5720165), (15, 4576132), (20, 3432099), (22, 3120090), (30, 2288066), (33, 2080060), (44, 1560045), (55, 1248036), (60, 1144033), (66, 1040030), (110, 624018), (132, 520015), (165, 416012), (220, 312009), (330, 208006), (660, 104003)]