256372290

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{105503}}^1$

素因数の和:105525

約数の個数: 48

約数和(自身を含む): 691262208

約数和(自身を除く): 434889918

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 105503, 211006, 316509, 527515, 633018, 949527, 1055030, 1582545, 1899054, 2848581, 3165090, 4747635, 5697162, 8545743, 9495270, 14242905, 17091486, 25637229, 28485810, 42728715, 51274458, 85457430, 128186145, 256372290]

約数ペア:

[(1, 256372290), (2, 128186145), (3, 85457430), (5, 51274458), (6, 42728715), (9, 28485810), (10, 25637229), (15, 17091486), (18, 14242905), (27, 9495270), (30, 8545743), (45, 5697162), (54, 4747635), (81, 3165090), (90, 2848581), (135, 1899054), (162, 1582545), (243, 1055030), (270, 949527), (405, 633018), (486, 527515), (810, 316509), (1215, 211006), (2430, 105503)]