161209800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{89561}}^1$

素因数の和:89583

約数の個数: 72

約数和(自身を含む): 541402290

約数和(自身を除く): 380192490

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 89561, 179122, 268683, 358244, 447805, 537366, 716488, 806049, 895610, 1074732, 1343415, 1612098, 1791220, 2149464, 2239025, 2686830, 3224196, 3582440, 4030245, 4478050, 5373660, 6448392, 6717075, 8060490, 8956100, 10747320, 13434150, 16120980, 17912200, 20151225, 26868300, 32241960, 40302450, 53736600, 80604900, 161209800]

約数ペア:

[(1, 161209800), (2, 80604900), (3, 53736600), (4, 40302450), (5, 32241960), (6, 26868300), (8, 20151225), (9, 17912200), (10, 16120980), (12, 13434150), (15, 10747320), (18, 8956100), (20, 8060490), (24, 6717075), (25, 6448392), (30, 5373660), (36, 4478050), (40, 4030245), (45, 3582440), (50, 3224196), (60, 2686830), (72, 2239025), (75, 2149464), (90, 1791220), (100, 1612098), (120, 1343415), (150, 1074732), (180, 895610), (200, 806049), (225, 716488), (300, 537366), (360, 447805), (450, 358244), (600, 268683), (900, 179122), (1800, 89561)]