229968128

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1607}}^1$

素因数の和:1679

約数の個数: 72

約数和(自身を含む): 506159808

約数和(自身を除く): 276191680

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 208, 256, 344, 416, 559, 688, 832, 1118, 1376, 1607, 1664, 2236, 2752, 3214, 3328, 4472, 5504, 6428, 8944, 11008, 12856, 17888, 20891, 25712, 35776, 41782, 51424, 69101, 71552, 83564, 102848, 138202, 143104, 167128, 205696, 276404, 334256, 411392, 552808, 668512, 898313, 1105616, 1337024, 1796626, 2211232, 2674048, 3593252, 4422464, 5348096, 7186504, 8844928, 14373008, 17689856, 28746016, 57492032, 114984064, 229968128]

約数ペア:

[(1, 229968128), (2, 114984064), (4, 57492032), (8, 28746016), (13, 17689856), (16, 14373008), (26, 8844928), (32, 7186504), (43, 5348096), (52, 4422464), (64, 3593252), (86, 2674048), (104, 2211232), (128, 1796626), (172, 1337024), (208, 1105616), (256, 898313), (344, 668512), (416, 552808), (559, 411392), (688, 334256), (832, 276404), (1118, 205696), (1376, 167128), (1607, 143104), (1664, 138202), (2236, 102848), (2752, 83564), (3214, 71552), (3328, 69101), (4472, 51424), (5504, 41782), (6428, 35776), (8944, 25712), (11008, 20891), (12856, 17888)]