268976628

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{577}}^1$

素因数の和:1173

約数の個数: 72

約数和(自身を含む): 711966528

約数和(自身を除く): 442989900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 563, 577, 828, 1126, 1154, 1689, 1731, 2252, 2308, 3378, 3462, 5067, 5193, 6756, 6924, 10134, 10386, 12949, 13271, 20268, 20772, 25898, 26542, 38847, 39813, 51796, 53084, 77694, 79626, 116541, 119439, 155388, 159252, 233082, 238878, 324851, 466164, 477756, 649702, 974553, 1299404, 1949106, 2923659, 3898212, 5847318, 7471573, 11694636, 14943146, 22414719, 29886292, 44829438, 67244157, 89658876, 134488314, 268976628]

約数ペア:

[(1, 268976628), (2, 134488314), (3, 89658876), (4, 67244157), (6, 44829438), (9, 29886292), (12, 22414719), (18, 14943146), (23, 11694636), (36, 7471573), (46, 5847318), (69, 3898212), (92, 2923659), (138, 1949106), (207, 1299404), (276, 974553), (414, 649702), (563, 477756), (577, 466164), (828, 324851), (1126, 238878), (1154, 233082), (1689, 159252), (1731, 155388), (2252, 119439), (2308, 116541), (3378, 79626), (3462, 77694), (5067, 53084), (5193, 51796), (6756, 39813), (6924, 38847), (10134, 26542), (10386, 25898), (12949, 20772), (13271, 20268)]