209225880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{581183}}^1$

素因数の和:581200

約数の個数: 48

約数和(自身を含む): 679985280

約数和(自身を除く): 470759400

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, 581183, 1162366, 1743549, 2324732, 2905915, 3487098, 4649464, 5230647, 5811830, 6974196, 8717745, 10461294, 11623660, 13948392, 17435490, 20922588, 23247320, 26153235, 34870980, 41845176, 52306470, 69741960, 104612940, 209225880]

約数ペア:

[(1, 209225880), (2, 104612940), (3, 69741960), (4, 52306470), (5, 41845176), (6, 34870980), (8, 26153235), (9, 23247320), (10, 20922588), (12, 17435490), (15, 13948392), (18, 11623660), (20, 10461294), (24, 8717745), (30, 6974196), (36, 5811830), (40, 5230647), (45, 4649464), (60, 3487098), (72, 2905915), (90, 2324732), (120, 1743549), (180, 1162366), (360, 581183)]