205609712

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1063}}^1$

素因数の和:1246

約数の個数: 80

約数和(自身を含む): 500301312

約数和(自身を除く): 294691600

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 157, 176, 308, 314, 616, 628, 1063, 1099, 1232, 1256, 1727, 2126, 2198, 2512, 3454, 4252, 4396, 6908, 7441, 8504, 8792, 11693, 12089, 13816, 14882, 17008, 17584, 23386, 24178, 27632, 29764, 46772, 48356, 59528, 81851, 93544, 96712, 119056, 163702, 166891, 187088, 193424, 327404, 333782, 654808, 667564, 1168237, 1309616, 1335128, 1835801, 2336474, 2670256, 3671602, 4672948, 7343204, 9345896, 12850607, 14686408, 18691792, 25701214, 29372816, 51402428, 102804856, 205609712]

約数ペア:

[(1, 205609712), (2, 102804856), (4, 51402428), (7, 29372816), (8, 25701214), (11, 18691792), (14, 14686408), (16, 12850607), (22, 9345896), (28, 7343204), (44, 4672948), (56, 3671602), (77, 2670256), (88, 2336474), (112, 1835801), (154, 1335128), (157, 1309616), (176, 1168237), (308, 667564), (314, 654808), (616, 333782), (628, 327404), (1063, 193424), (1099, 187088), (1232, 166891), (1256, 163702), (1727, 119056), (2126, 96712), (2198, 93544), (2512, 81851), (3454, 59528), (4252, 48356), (4396, 46772), (6908, 29764), (7441, 27632), (8504, 24178), (8792, 23386), (11693, 17584), (12089, 17008), (13816, 14882)]