128136870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{474581}}^1$

素因数の和:474597

約数の個数: 32

約数和(自身を含む): 341699040

約数和(自身を除く): 213562170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 474581, 949162, 1423743, 2372905, 2847486, 4271229, 4745810, 7118715, 8542458, 12813687, 14237430, 21356145, 25627374, 42712290, 64068435, 128136870]

約数ペア:

[(1, 128136870), (2, 64068435), (3, 42712290), (5, 25627374), (6, 21356145), (9, 14237430), (10, 12813687), (15, 8542458), (18, 7118715), (27, 4745810), (30, 4271229), (45, 2847486), (54, 2372905), (90, 1423743), (135, 949162), (270, 474581)]