280803008

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4231}}^1$

素因数の和:4321

約数の個数: 56

約数和(自身を含む): 599809824

約数和(自身を除く): 319006816

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 136, 244, 272, 488, 544, 976, 1037, 1088, 1952, 2074, 3904, 4148, 4231, 8296, 8462, 16592, 16924, 33184, 33848, 66368, 67696, 71927, 135392, 143854, 258091, 270784, 287708, 516182, 575416, 1032364, 1150832, 2064728, 2301664, 4129456, 4387547, 4603328, 8258912, 8775094, 16517824, 17550188, 35100376, 70200752, 140401504, 280803008]

約数ペア:

[(1, 280803008), (2, 140401504), (4, 70200752), (8, 35100376), (16, 17550188), (17, 16517824), (32, 8775094), (34, 8258912), (61, 4603328), (64, 4387547), (68, 4129456), (122, 2301664), (136, 2064728), (244, 1150832), (272, 1032364), (488, 575416), (544, 516182), (976, 287708), (1037, 270784), (1088, 258091), (1952, 143854), (2074, 135392), (3904, 71927), (4148, 67696), (4231, 66368), (8296, 33848), (8462, 33184), (16592, 16924)]