208078740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{385331}}^1$

素因数の和:385349

約数の個数: 48

約数和(自身を含む): 647357760

約数和(自身を除く): 439279020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 385331, 770662, 1155993, 1541324, 1926655, 2311986, 3467979, 3853310, 4623972, 5779965, 6935958, 7706620, 10403937, 11559930, 13871916, 17339895, 20807874, 23119860, 34679790, 41615748, 52019685, 69359580, 104039370, 208078740]

約数ペア:

[(1, 208078740), (2, 104039370), (3, 69359580), (4, 52019685), (5, 41615748), (6, 34679790), (9, 23119860), (10, 20807874), (12, 17339895), (15, 13871916), (18, 11559930), (20, 10403937), (27, 7706620), (30, 6935958), (36, 5779965), (45, 4623972), (54, 3853310), (60, 3467979), (90, 2311986), (108, 1926655), (135, 1541324), (180, 1155993), (270, 770662), (540, 385331)]