180256680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{500713}}^1$

素因数の和:500730

約数の個数: 48

約数和(自身を含む): 585835380

約数和(自身を除く): 405578700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 500713, 1001426, 1502139, 2002852, 2503565, 3004278, 4005704, 4506417, 5007130, 6008556, 7510695, 9012834, 10014260, 12017112, 15021390, 18025668, 20028520, 22532085, 30042780, 36051336, 45064170, 60085560, 90128340, 180256680]

約数ペア:

[(1, 180256680), (2, 90128340), (3, 60085560), (4, 45064170), (5, 36051336), (6, 30042780), (8, 22532085), (9, 20028520), (10, 18025668), (12, 15021390), (15, 12017112), (18, 10014260), (20, 9012834), (24, 7510695), (30, 6008556), (36, 5007130), (40, 4506417), (45, 4005704), (60, 3004278), (72, 2503565), (90, 2002852), (120, 1502139), (180, 1001426), (360, 500713)]