289913640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2415947}}^1$

素因数の和:2415961

約数の個数: 32

約数和(自身を含む): 869741280

約数和(自身を除く): 579827640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2415947, 4831894, 7247841, 9663788, 12079735, 14495682, 19327576, 24159470, 28991364, 36239205, 48318940, 57982728, 72478410, 96637880, 144956820, 289913640]

約数ペア:

[(1, 289913640), (2, 144956820), (3, 96637880), (4, 72478410), (5, 57982728), (6, 48318940), (8, 36239205), (10, 28991364), (12, 24159470), (15, 19327576), (20, 14495682), (24, 12079735), (30, 9663788), (40, 7247841), (60, 4831894), (120, 2415947)]