239996280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1999969}}^1$

素因数の和:1999983

約数の個数: 32

約数和(自身を含む): 719989200

約数和(自身を除く): 479992920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1999969, 3999938, 5999907, 7999876, 9999845, 11999814, 15999752, 19999690, 23999628, 29999535, 39999380, 47999256, 59999070, 79998760, 119998140, 239996280]

約数ペア:

[(1, 239996280), (2, 119998140), (3, 79998760), (4, 59999070), (5, 47999256), (6, 39999380), (8, 29999535), (10, 23999628), (12, 19999690), (15, 15999752), (20, 11999814), (24, 9999845), (30, 7999876), (40, 5999907), (60, 3999938), (120, 1999969)]