61780920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{514841}}^1$

素因数の和:514855

約数の個数: 32

約数和(自身を含む): 185343120

約数和(自身を除く): 123562200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 514841, 1029682, 1544523, 2059364, 2574205, 3089046, 4118728, 5148410, 6178092, 7722615, 10296820, 12356184, 15445230, 20593640, 30890460, 61780920]

約数ペア:

[(1, 61780920), (2, 30890460), (3, 20593640), (4, 15445230), (5, 12356184), (6, 10296820), (8, 7722615), (10, 6178092), (12, 5148410), (15, 4118728), (20, 3089046), (24, 2574205), (30, 2059364), (40, 1544523), (60, 1029682), (120, 514841)]