18082980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{33487}}^1$

素因数の和:33505

約数の個数: 48

約数和(自身を含む): 56259840

約数和(自身を除く): 38176860

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, 33487, 66974, 100461, 133948, 167435, 200922, 301383, 334870, 401844, 502305, 602766, 669740, 904149, 1004610, 1205532, 1506915, 1808298, 2009220, 3013830, 3616596, 4520745, 6027660, 9041490, 18082980]

約数ペア:

[(1, 18082980), (2, 9041490), (3, 6027660), (4, 4520745), (5, 3616596), (6, 3013830), (9, 2009220), (10, 1808298), (12, 1506915), (15, 1205532), (18, 1004610), (20, 904149), (27, 669740), (30, 602766), (36, 502305), (45, 401844), (54, 334870), (60, 301383), (90, 200922), (108, 167435), (135, 133948), (180, 100461), (270, 66974), (540, 33487)]