128218290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{10987}}^1$

素因数の和:11386

約数の個数: 32

約数和(自身を含む): 308543040

約数和(自身を除く): 180324750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 389, 778, 1167, 1945, 2334, 3890, 5835, 10987, 11670, 21974, 32961, 54935, 65922, 109870, 164805, 329610, 4273943, 8547886, 12821829, 21369715, 25643658, 42739430, 64109145, 128218290]

約数ペア:

[(1, 128218290), (2, 64109145), (3, 42739430), (5, 25643658), (6, 21369715), (10, 12821829), (15, 8547886), (30, 4273943), (389, 329610), (778, 164805), (1167, 109870), (1945, 65922), (2334, 54935), (3890, 32961), (5835, 21974), (10987, 11670)]