308972272

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{25309}}^1$

素因数の和:25433

約数の個数: 40

約数和(自身を含む): 690456800

約数和(自身を除く): 381484528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 3052, 6104, 12208, 25309, 50618, 101236, 177163, 202472, 354326, 404944, 708652, 1417304, 2758681, 2834608, 5517362, 11034724, 19310767, 22069448, 38621534, 44138896, 77243068, 154486136, 308972272]

約数ペア:

[(1, 308972272), (2, 154486136), (4, 77243068), (7, 44138896), (8, 38621534), (14, 22069448), (16, 19310767), (28, 11034724), (56, 5517362), (109, 2834608), (112, 2758681), (218, 1417304), (436, 708652), (763, 404944), (872, 354326), (1526, 202472), (1744, 177163), (3052, 101236), (6104, 50618), (12208, 25309)]