128760576

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:626

約数の個数: 144

約数和(自身を含む): 401474304

約数和(自身を除く): 272713728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 48, 56, 64, 84, 86, 96, 112, 128, 129, 168, 172, 192, 224, 256, 258, 301, 336, 344, 384, 448, 516, 557, 602, 672, 688, 768, 896, 903, 1032, 1114, 1204, 1344, 1376, 1671, 1792, 1806, 2064, 2228, 2408, 2688, 2752, 3342, 3612, 3899, 4128, 4456, 4816, 5376, 5504, 6684, 7224, 7798, 8256, 8912, 9632, 11008, 11697, 13368, 14448, 15596, 16512, 17824, 19264, 23394, 23951, 26736, 28896, 31192, 33024, 35648, 38528, 46788, 47902, 53472, 57792, 62384, 71296, 71853, 77056, 93576, 95804, 106944, 115584, 124768, 142592, 143706, 167657, 187152, 191608, 213888, 231168, 249536, 287412, 335314, 374304, 383216, 427776, 499072, 502971, 574824, 670628, 748608, 766432, 998144, 1005942, 1149648, 1341256, 1497216, 1532864, 2011884, 2299296, 2682512, 2994432, 3065728, 4023768, 4598592, 5365024, 6131456, 8047536, 9197184, 10730048, 16095072, 18394368, 21460096, 32190144, 42920192, 64380288, 128760576]

約数ペア:

[(1, 128760576), (2, 64380288), (3, 42920192), (4, 32190144), (6, 21460096), (7, 18394368), (8, 16095072), (12, 10730048), (14, 9197184), (16, 8047536), (21, 6131456), (24, 5365024), (28, 4598592), (32, 4023768), (42, 3065728), (43, 2994432), (48, 2682512), (56, 2299296), (64, 2011884), (84, 1532864), (86, 1497216), (96, 1341256), (112, 1149648), (128, 1005942), (129, 998144), (168, 766432), (172, 748608), (192, 670628), (224, 574824), (256, 502971), (258, 499072), (301, 427776), (336, 383216), (344, 374304), (384, 335314), (448, 287412), (516, 249536), (557, 231168), (602, 213888), (672, 191608), (688, 187152), (768, 167657), (896, 143706), (903, 142592), (1032, 124768), (1114, 115584), (1204, 106944), (1344, 95804), (1376, 93576), (1671, 77056), (1792, 71853), (1806, 71296), (2064, 62384), (2228, 57792), (2408, 53472), (2688, 47902), (2752, 46788), (3342, 38528), (3612, 35648), (3899, 33024), (4128, 31192), (4456, 28896), (4816, 26736), (5376, 23951), (5504, 23394), (6684, 19264), (7224, 17824), (7798, 16512), (8256, 15596), (8912, 14448), (9632, 13368), (11008, 11697)]