77742120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647851}}^1$

素因数の和:647865

約数の個数: 32

約数和(自身を含む): 233226720

約数和(自身を除く): 155484600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647851, 1295702, 1943553, 2591404, 3239255, 3887106, 5182808, 6478510, 7774212, 9717765, 12957020, 15548424, 19435530, 25914040, 38871060, 77742120]

約数ペア:

[(1, 77742120), (2, 38871060), (3, 25914040), (4, 19435530), (5, 15548424), (6, 12957020), (8, 9717765), (10, 7774212), (12, 6478510), (15, 5182808), (20, 3887106), (24, 3239255), (30, 2591404), (40, 1943553), (60, 1295702), (120, 647851)]