257135952

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2617}}^1$

素因数の和:2740

約数の個数: 80

約数和(自身を含む): 701205120

約数和(自身を除く): 444069168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 89, 92, 138, 178, 184, 267, 276, 356, 368, 534, 552, 712, 1068, 1104, 1424, 2047, 2136, 2617, 4094, 4272, 5234, 6141, 7851, 8188, 10468, 12282, 15702, 16376, 20936, 24564, 31404, 32752, 41872, 49128, 60191, 62808, 98256, 120382, 125616, 180573, 232913, 240764, 361146, 465826, 481528, 698739, 722292, 931652, 963056, 1397478, 1444584, 1863304, 2794956, 2889168, 3726608, 5356999, 5589912, 10713998, 11179824, 16070997, 21427996, 32141994, 42855992, 64283988, 85711984, 128567976, 257135952]

約数ペア:

[(1, 257135952), (2, 128567976), (3, 85711984), (4, 64283988), (6, 42855992), (8, 32141994), (12, 21427996), (16, 16070997), (23, 11179824), (24, 10713998), (46, 5589912), (48, 5356999), (69, 3726608), (89, 2889168), (92, 2794956), (138, 1863304), (178, 1444584), (184, 1397478), (267, 963056), (276, 931652), (356, 722292), (368, 698739), (534, 481528), (552, 465826), (712, 361146), (1068, 240764), (1104, 232913), (1424, 180573), (2047, 125616), (2136, 120382), (2617, 98256), (4094, 62808), (4272, 60191), (5234, 49128), (6141, 41872), (7851, 32752), (8188, 31404), (10468, 24564), (12282, 20936), (15702, 16376)]