221247720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{204859}}^1$

素因数の和:204879

約数の個数: 64

約数和(自身を含む): 737496000

約数和(自身を除く): 516248280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 204859, 409718, 614577, 819436, 1024295, 1229154, 1638872, 1843731, 2048590, 2458308, 3072885, 3687462, 4097180, 4916616, 5531193, 6145770, 7374924, 8194360, 9218655, 11062386, 12291540, 14749848, 18437310, 22124772, 24583080, 27655965, 36874620, 44249544, 55311930, 73749240, 110623860, 221247720]

約数ペア:

[(1, 221247720), (2, 110623860), (3, 73749240), (4, 55311930), (5, 44249544), (6, 36874620), (8, 27655965), (9, 24583080), (10, 22124772), (12, 18437310), (15, 14749848), (18, 12291540), (20, 11062386), (24, 9218655), (27, 8194360), (30, 7374924), (36, 6145770), (40, 5531193), (45, 4916616), (54, 4097180), (60, 3687462), (72, 3072885), (90, 2458308), (108, 2048590), (120, 1843731), (135, 1638872), (180, 1229154), (216, 1024295), (270, 819436), (360, 614577), (540, 409718), (1080, 204859)]