261036861680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{466137253}}^1$

素因数の和:466137273

約数の個数: 40

約数和(自身を含む): 693612233952

約数和(自身を除く): 432575372272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 466137253, 932274506, 1864549012, 2330686265, 3262960771, 3729098024, 4661372530, 6525921542, 7458196048, 9322745060, 13051843084, 16314803855, 18645490120, 26103686168, 32629607710, 37290980240, 52207372336, 65259215420, 130518430840, 261036861680]

約数ペア:

[(1, 261036861680), (2, 130518430840), (4, 65259215420), (5, 52207372336), (7, 37290980240), (8, 32629607710), (10, 26103686168), (14, 18645490120), (16, 16314803855), (20, 13051843084), (28, 9322745060), (35, 7458196048), (40, 6525921542), (56, 4661372530), (70, 3729098024), (80, 3262960771), (112, 2330686265), (140, 1864549012), (280, 932274506), (560, 466137253)]