90750180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{65761}}^1$

素因数の和:65796

約数の個数: 48

約数和(自身を含む): 265152384

約数和(自身を除く): 174402204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 65761, 131522, 197283, 263044, 328805, 394566, 657610, 789132, 986415, 1315220, 1512503, 1972830, 3025006, 3945660, 4537509, 6050012, 7562515, 9075018, 15125030, 18150036, 22687545, 30250060, 45375090, 90750180]

約数ペア:

[(1, 90750180), (2, 45375090), (3, 30250060), (4, 22687545), (5, 18150036), (6, 15125030), (10, 9075018), (12, 7562515), (15, 6050012), (20, 4537509), (23, 3945660), (30, 3025006), (46, 1972830), (60, 1512503), (69, 1315220), (92, 986415), (115, 789132), (138, 657610), (230, 394566), (276, 328805), (345, 263044), (460, 197283), (690, 131522), (1380, 65761)]