669551460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{656423}}^1$

素因数の和:656452

約数の個数: 48

約数和(自身を含む): 1985026176

約数和(自身を除く): 1315474716

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, 656423, 1312846, 1969269, 2625692, 3282115, 3938538, 6564230, 7877076, 9846345, 11159191, 13128460, 19692690, 22318382, 33477573, 39385380, 44636764, 55795955, 66955146, 111591910, 133910292, 167387865, 223183820, 334775730, 669551460]

約数ペア:

[(1, 669551460), (2, 334775730), (3, 223183820), (4, 167387865), (5, 133910292), (6, 111591910), (10, 66955146), (12, 55795955), (15, 44636764), (17, 39385380), (20, 33477573), (30, 22318382), (34, 19692690), (51, 13128460), (60, 11159191), (68, 9846345), (85, 7877076), (102, 6564230), (170, 3938538), (204, 3282115), (255, 2625692), (340, 1969269), (510, 1312846), (1020, 656423)]