173728256

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:681

約数の個数: 80

約数和(自身を含む): 383142144

約数和(自身を除く): 209413888

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 208, 256, 344, 416, 512, 559, 607, 688, 832, 1118, 1214, 1376, 1664, 2236, 2428, 2752, 3328, 4472, 4856, 5504, 6656, 7891, 8944, 9712, 11008, 15782, 17888, 19424, 22016, 26101, 31564, 35776, 38848, 52202, 63128, 71552, 77696, 104404, 126256, 143104, 155392, 208808, 252512, 286208, 310784, 339313, 417616, 505024, 678626, 835232, 1010048, 1357252, 1670464, 2020096, 2714504, 3340928, 4040192, 5429008, 6681856, 10858016, 13363712, 21716032, 43432064, 86864128, 173728256]

約数ペア:

[(1, 173728256), (2, 86864128), (4, 43432064), (8, 21716032), (13, 13363712), (16, 10858016), (26, 6681856), (32, 5429008), (43, 4040192), (52, 3340928), (64, 2714504), (86, 2020096), (104, 1670464), (128, 1357252), (172, 1010048), (208, 835232), (256, 678626), (344, 505024), (416, 417616), (512, 339313), (559, 310784), (607, 286208), (688, 252512), (832, 208808), (1118, 155392), (1214, 143104), (1376, 126256), (1664, 104404), (2236, 77696), (2428, 71552), (2752, 63128), (3328, 52202), (4472, 38848), (4856, 35776), (5504, 31564), (6656, 26101), (7891, 22016), (8944, 19424), (9712, 17888), (11008, 15782)]