205167720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{3359}}^1$

素因数の和:3882

約数の個数: 64

約数和(自身を含む): 616896000

約数和(自身を除く): 411728280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 509, 1018, 1527, 2036, 2545, 3054, 3359, 4072, 5090, 6108, 6718, 7635, 10077, 10180, 12216, 13436, 15270, 16795, 20154, 20360, 26872, 30540, 33590, 40308, 50385, 61080, 67180, 80616, 100770, 134360, 201540, 403080, 1709731, 3419462, 5129193, 6838924, 8548655, 10258386, 13677848, 17097310, 20516772, 25645965, 34194620, 41033544, 51291930, 68389240, 102583860, 205167720]

約数ペア:

[(1, 205167720), (2, 102583860), (3, 68389240), (4, 51291930), (5, 41033544), (6, 34194620), (8, 25645965), (10, 20516772), (12, 17097310), (15, 13677848), (20, 10258386), (24, 8548655), (30, 6838924), (40, 5129193), (60, 3419462), (120, 1709731), (509, 403080), (1018, 201540), (1527, 134360), (2036, 100770), (2545, 80616), (3054, 67180), (3359, 61080), (4072, 50385), (5090, 40308), (6108, 33590), (6718, 30540), (7635, 26872), (10077, 20360), (10180, 20154), (12216, 16795), (13436, 15270)]