208328040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{578689}}^1$

素因数の和:578706

約数の個数: 48

約数和(自身を含む): 677067300

約数和(自身を除く): 468739260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 578689, 1157378, 1736067, 2314756, 2893445, 3472134, 4629512, 5208201, 5786890, 6944268, 8680335, 10416402, 11573780, 13888536, 17360670, 20832804, 23147560, 26041005, 34721340, 41665608, 52082010, 69442680, 104164020, 208328040]

約数ペア:

[(1, 208328040), (2, 104164020), (3, 69442680), (4, 52082010), (5, 41665608), (6, 34721340), (8, 26041005), (9, 23147560), (10, 20832804), (12, 17360670), (15, 13888536), (18, 11573780), (20, 10416402), (24, 8680335), (30, 6944268), (36, 5786890), (40, 5208201), (45, 4629512), (60, 3472134), (72, 2893445), (90, 2314756), (120, 1736067), (180, 1157378), (360, 578689)]