258978870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{319727}}^1$

素因数の和:319746

約数の個数: 40

約数和(自身を含む): 696367584

約数和(自身を除く): 437388714

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 319727, 639454, 959181, 1598635, 1918362, 2877543, 3197270, 4795905, 5755086, 8632629, 9591810, 14387715, 17265258, 25897887, 28775430, 43163145, 51795774, 86326290, 129489435, 258978870]

約数ペア:

[(1, 258978870), (2, 129489435), (3, 86326290), (5, 51795774), (6, 43163145), (9, 28775430), (10, 25897887), (15, 17265258), (18, 14387715), (27, 9591810), (30, 8632629), (45, 5755086), (54, 4795905), (81, 3197270), (90, 2877543), (135, 1918362), (162, 1598635), (270, 959181), (405, 639454), (810, 319727)]