280557168

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{56747}}^1$

素因数の和:56861

約数の個数: 40

約数和(自身を含む): 731822208

約数和(自身を除く): 451265040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 618, 824, 1236, 1648, 2472, 4944, 56747, 113494, 170241, 226988, 340482, 453976, 680964, 907952, 1361928, 2723856, 5844941, 11689882, 17534823, 23379764, 35069646, 46759528, 70139292, 93519056, 140278584, 280557168]

約数ペア:

[(1, 280557168), (2, 140278584), (3, 93519056), (4, 70139292), (6, 46759528), (8, 35069646), (12, 23379764), (16, 17534823), (24, 11689882), (48, 5844941), (103, 2723856), (206, 1361928), (309, 907952), (412, 680964), (618, 453976), (824, 340482), (1236, 226988), (1648, 170241), (2472, 113494), (4944, 56747)]