257452530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{209311}}^1$

素因数の和:209362

約数の個数: 32

約数和(自身を含む): 632959488

約数和(自身を除く): 375506958

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 209311, 418622, 627933, 1046555, 1255866, 2093110, 3139665, 6279330, 8581751, 17163502, 25745253, 42908755, 51490506, 85817510, 128726265, 257452530]

約数ペア:

[(1, 257452530), (2, 128726265), (3, 85817510), (5, 51490506), (6, 42908755), (10, 25745253), (15, 17163502), (30, 8581751), (41, 6279330), (82, 3139665), (123, 2093110), (205, 1255866), (246, 1046555), (410, 627933), (615, 418622), (1230, 209311)]