315025980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{308849}}^1$

素因数の和:308878

約数の個数: 48

約数和(自身を含む): 933962400

約数和(自身を除く): 618936420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 308849, 617698, 926547, 1235396, 1544245, 1853094, 3088490, 3706188, 4632735, 5250433, 6176980, 9265470, 10500866, 15751299, 18530940, 21001732, 26252165, 31502598, 52504330, 63005196, 78756495, 105008660, 157512990, 315025980]

約数ペア:

[(1, 315025980), (2, 157512990), (3, 105008660), (4, 78756495), (5, 63005196), (6, 52504330), (10, 31502598), (12, 26252165), (15, 21001732), (17, 18530940), (20, 15751299), (30, 10500866), (34, 9265470), (51, 6176980), (60, 5250433), (68, 4632735), (85, 3706188), (102, 3088490), (170, 1853094), (204, 1544245), (255, 1235396), (340, 926547), (510, 617698), (1020, 308849)]