65646540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1453}}^1$

素因数の和:1719

約数の個数: 72

約数和(自身を含む): 200058768

約数和(自身を除く): 134412228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1255, 1453, 1506, 2259, 2510, 2906, 3012, 3765, 4359, 4518, 5020, 5812, 7265, 7530, 8718, 9036, 11295, 13077, 14530, 15060, 17436, 21795, 22590, 26154, 29060, 43590, 45180, 52308, 65385, 87180, 130770, 261540, 364703, 729406, 1094109, 1458812, 1823515, 2188218, 3282327, 3647030, 4376436, 5470545, 6564654, 7294060, 10941090, 13129308, 16411635, 21882180, 32823270, 65646540]

約数ペア:

[(1, 65646540), (2, 32823270), (3, 21882180), (4, 16411635), (5, 13129308), (6, 10941090), (9, 7294060), (10, 6564654), (12, 5470545), (15, 4376436), (18, 3647030), (20, 3282327), (30, 2188218), (36, 1823515), (45, 1458812), (60, 1094109), (90, 729406), (180, 364703), (251, 261540), (502, 130770), (753, 87180), (1004, 65385), (1255, 52308), (1453, 45180), (1506, 43590), (2259, 29060), (2510, 26154), (2906, 22590), (3012, 21795), (3765, 17436), (4359, 15060), (4518, 14530), (5020, 13077), (5812, 11295), (7265, 9036), (7530, 8718)]