81028440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{225079}}^1$

素因数の和:225096

約数の個数: 48

約数和(自身を含む): 263343600

約数和(自身を除く): 182315160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 225079, 450158, 675237, 900316, 1125395, 1350474, 1800632, 2025711, 2250790, 2700948, 3376185, 4051422, 4501580, 5401896, 6752370, 8102844, 9003160, 10128555, 13504740, 16205688, 20257110, 27009480, 40514220, 81028440]

約数ペア:

[(1, 81028440), (2, 40514220), (3, 27009480), (4, 20257110), (5, 16205688), (6, 13504740), (8, 10128555), (9, 9003160), (10, 8102844), (12, 6752370), (15, 5401896), (18, 4501580), (20, 4051422), (24, 3376185), (30, 2700948), (36, 2250790), (40, 2025711), (45, 1800632), (60, 1350474), (72, 1125395), (90, 900316), (120, 675237), (180, 450158), (360, 225079)]