280672668

素因数分解:

$2^2\times 3^3\times {\mathrm{157}}^1\times {\mathrm{16553}}^1$

素因数の和:16723

約数の個数: 48

約数和(自身を含む): 732348960

約数和(自身を除く): 451676292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 157, 314, 471, 628, 942, 1413, 1884, 2826, 4239, 5652, 8478, 16553, 16956, 33106, 49659, 66212, 99318, 148977, 198636, 297954, 446931, 595908, 893862, 1787724, 2598821, 5197642, 7796463, 10395284, 15592926, 23389389, 31185852, 46778778, 70168167, 93557556, 140336334, 280672668]

約数ペア:

[(1, 280672668), (2, 140336334), (3, 93557556), (4, 70168167), (6, 46778778), (9, 31185852), (12, 23389389), (18, 15592926), (27, 10395284), (36, 7796463), (54, 5197642), (108, 2598821), (157, 1787724), (314, 893862), (471, 595908), (628, 446931), (942, 297954), (1413, 198636), (1884, 148977), (2826, 99318), (4239, 66212), (5652, 49659), (8478, 33106), (16553, 16956)]