128570816

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1009}}^1$

素因数の和:1213

約数の個数: 56

約数和(自身を含む): 280141680

約数和(自身を除く): 151570864

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 181, 352, 362, 704, 724, 1009, 1448, 1991, 2018, 2896, 3982, 4036, 5792, 7964, 8072, 11099, 11584, 15928, 16144, 22198, 31856, 32288, 44396, 63712, 64576, 88792, 127424, 177584, 182629, 355168, 365258, 710336, 730516, 1461032, 2008919, 2922064, 4017838, 5844128, 8035676, 11688256, 16071352, 32142704, 64285408, 128570816]

約数ペア:

[(1, 128570816), (2, 64285408), (4, 32142704), (8, 16071352), (11, 11688256), (16, 8035676), (22, 5844128), (32, 4017838), (44, 2922064), (64, 2008919), (88, 1461032), (176, 730516), (181, 710336), (352, 365258), (362, 355168), (704, 182629), (724, 177584), (1009, 127424), (1448, 88792), (1991, 64576), (2018, 63712), (2896, 44396), (3982, 32288), (4036, 31856), (5792, 22198), (7964, 16144), (8072, 15928), (11099, 11584)]