71740260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{398557}}^1$

素因数の和:398572

約数の個数: 36

約数和(自身を含む): 217612668

約数和(自身を除く): 145872408

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 398557, 797114, 1195671, 1594228, 1992785, 2391342, 3587013, 3985570, 4782684, 5978355, 7174026, 7971140, 11956710, 14348052, 17935065, 23913420, 35870130, 71740260]

約数ペア:

[(1, 71740260), (2, 35870130), (3, 23913420), (4, 17935065), (5, 14348052), (6, 11956710), (9, 7971140), (10, 7174026), (12, 5978355), (15, 4782684), (18, 3985570), (20, 3587013), (30, 2391342), (36, 1992785), (45, 1594228), (60, 1195671), (90, 797114), (180, 398557)]