221486670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{820321}}^1$

素因数の和:820337

約数の個数: 32

約数和(自身を含む): 590631840

約数和(自身を除く): 369145170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 820321, 1640642, 2460963, 4101605, 4921926, 7382889, 8203210, 12304815, 14765778, 22148667, 24609630, 36914445, 44297334, 73828890, 110743335, 221486670]

約数ペア:

[(1, 221486670), (2, 110743335), (3, 73828890), (5, 44297334), (6, 36914445), (9, 24609630), (10, 22148667), (15, 14765778), (18, 12304815), (27, 8203210), (30, 7382889), (45, 4921926), (54, 4101605), (90, 2460963), (135, 1640642), (270, 820321)]