128835780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2147263}}^1$

素因数の和:2147275

約数の個数: 24

約数和(自身を含む): 360740352

約数和(自身を除く): 231904572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2147263, 4294526, 6441789, 8589052, 10736315, 12883578, 21472630, 25767156, 32208945, 42945260, 64417890, 128835780]

約数ペア:

[(1, 128835780), (2, 64417890), (3, 42945260), (4, 32208945), (5, 25767156), (6, 21472630), (10, 12883578), (12, 10736315), (15, 8589052), (20, 6441789), (30, 4294526), (60, 2147263)]