220165020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{407713}}^1$

素因数の和:407731

約数の個数: 48

約数和(自身を含む): 684959520

約数和(自身を除く): 464794500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 407713, 815426, 1223139, 1630852, 2038565, 2446278, 3669417, 4077130, 4892556, 6115695, 7338834, 8154260, 11008251, 12231390, 14677668, 18347085, 22016502, 24462780, 36694170, 44033004, 55041255, 73388340, 110082510, 220165020]

約数ペア:

[(1, 220165020), (2, 110082510), (3, 73388340), (4, 55041255), (5, 44033004), (6, 36694170), (9, 24462780), (10, 22016502), (12, 18347085), (15, 14677668), (18, 12231390), (20, 11008251), (27, 8154260), (30, 7338834), (36, 6115695), (45, 4892556), (54, 4077130), (60, 3669417), (90, 2446278), (108, 2038565), (135, 1630852), (180, 1223139), (270, 815426), (540, 407713)]