261451968

素因数分解:

$2^6\times 3^1\times {\mathrm{53}}^1\times {\mathrm{25693}}^1$

素因数の和:25761

約数の個数: 56

約数和(自身を含む): 704837808

約数和(自身を除く): 443385840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 159, 192, 212, 318, 424, 636, 848, 1272, 1696, 2544, 3392, 5088, 10176, 25693, 51386, 77079, 102772, 154158, 205544, 308316, 411088, 616632, 822176, 1233264, 1361729, 1644352, 2466528, 2723458, 4085187, 4933056, 5446916, 8170374, 10893832, 16340748, 21787664, 32681496, 43575328, 65362992, 87150656, 130725984, 261451968]

約数ペア:

[(1, 261451968), (2, 130725984), (3, 87150656), (4, 65362992), (6, 43575328), (8, 32681496), (12, 21787664), (16, 16340748), (24, 10893832), (32, 8170374), (48, 5446916), (53, 4933056), (64, 4085187), (96, 2723458), (106, 2466528), (159, 1644352), (192, 1361729), (212, 1233264), (318, 822176), (424, 616632), (636, 411088), (848, 308316), (1272, 205544), (1696, 154158), (2544, 102772), (3392, 77079), (5088, 51386), (10176, 25693)]