245663604

素因数分解:

$2^2\times 3^4\times {\mathrm{421}}^1\times {\mathrm{1801}}^1$

素因数の和:2238

約数の個数: 60

約数和(自身を含む): 644096068

約数和(自身を除く): 398432464

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 421, 842, 1263, 1684, 1801, 2526, 3602, 3789, 5052, 5403, 7204, 7578, 10806, 11367, 15156, 16209, 21612, 22734, 32418, 34101, 45468, 48627, 64836, 68202, 97254, 136404, 145881, 194508, 291762, 583524, 758221, 1516442, 2274663, 3032884, 4549326, 6823989, 9098652, 13647978, 20471967, 27295956, 40943934, 61415901, 81887868, 122831802, 245663604]

約数ペア:

[(1, 245663604), (2, 122831802), (3, 81887868), (4, 61415901), (6, 40943934), (9, 27295956), (12, 20471967), (18, 13647978), (27, 9098652), (36, 6823989), (54, 4549326), (81, 3032884), (108, 2274663), (162, 1516442), (324, 758221), (421, 583524), (842, 291762), (1263, 194508), (1684, 145881), (1801, 136404), (2526, 97254), (3602, 68202), (3789, 64836), (5052, 48627), (5403, 45468), (7204, 34101), (7578, 32418), (10806, 22734), (11367, 21612), (15156, 16209)]