128675760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{536149}}^1$

素因数の和:536165

約数の個数: 40

約数和(自身を含む): 398895600

約数和(自身を除く): 270219840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 536149, 1072298, 1608447, 2144596, 2680745, 3216894, 4289192, 5361490, 6433788, 8042235, 8578384, 10722980, 12867576, 16084470, 21445960, 25735152, 32168940, 42891920, 64337880, 128675760]

約数ペア:

[(1, 128675760), (2, 64337880), (3, 42891920), (4, 32168940), (5, 25735152), (6, 21445960), (8, 16084470), (10, 12867576), (12, 10722980), (15, 8578384), (16, 8042235), (20, 6433788), (24, 5361490), (30, 4289192), (40, 3216894), (48, 2680745), (60, 2144596), (80, 1608447), (120, 1072298), (240, 536149)]