61509720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{512581}}^1$

素因数の和:512595

約数の個数: 32

約数和(自身を含む): 184529520

約数和(自身を除く): 123019800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 512581, 1025162, 1537743, 2050324, 2562905, 3075486, 4100648, 5125810, 6150972, 7688715, 10251620, 12301944, 15377430, 20503240, 30754860, 61509720]

約数ペア:

[(1, 61509720), (2, 30754860), (3, 20503240), (4, 15377430), (5, 12301944), (6, 10251620), (8, 7688715), (10, 6150972), (12, 5125810), (15, 4100648), (20, 3075486), (24, 2562905), (30, 2050324), (40, 1537743), (60, 1025162), (120, 512581)]