209027880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{580633}}^1$

素因数の和:580650

約数の個数: 48

約数和(自身を含む): 679341780

約数和(自身を除く): 470313900

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, 580633, 1161266, 1741899, 2322532, 2903165, 3483798, 4645064, 5225697, 5806330, 6967596, 8709495, 10451394, 11612660, 13935192, 17418990, 20902788, 23225320, 26128485, 34837980, 41805576, 52256970, 69675960, 104513940, 209027880]

約数ペア:

[(1, 209027880), (2, 104513940), (3, 69675960), (4, 52256970), (5, 41805576), (6, 34837980), (8, 26128485), (9, 23225320), (10, 20902788), (12, 17418990), (15, 13935192), (18, 11612660), (20, 10451394), (24, 8709495), (30, 6967596), (36, 5806330), (40, 5225697), (45, 4645064), (60, 3483798), (72, 2903165), (90, 2322532), (120, 1741899), (180, 1161266), (360, 580633)]