128860416

素因数分解:

$2^8\times 3^3\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 386888320

約数和(自身を除く): 258027904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 103, 108, 128, 144, 181, 192, 206, 216, 256, 288, 309, 362, 384, 412, 432, 543, 576, 618, 724, 768, 824, 864, 927, 1086, 1152, 1236, 1448, 1629, 1648, 1728, 1854, 2172, 2304, 2472, 2781, 2896, 3258, 3296, 3456, 3708, 4344, 4887, 4944, 5562, 5792, 6516, 6592, 6912, 7416, 8688, 9774, 9888, 11124, 11584, 13032, 13184, 14832, 17376, 18643, 19548, 19776, 22248, 23168, 26064, 26368, 29664, 34752, 37286, 39096, 39552, 44496, 46336, 52128, 55929, 59328, 69504, 74572, 78192, 79104, 88992, 104256, 111858, 118656, 139008, 149144, 156384, 167787, 177984, 208512, 223716, 237312, 298288, 312768, 335574, 355968, 417024, 447432, 503361, 596576, 625536, 671148, 711936, 894864, 1006722, 1193152, 1251072, 1342296, 1789728, 2013444, 2386304, 2684592, 3579456, 4026888, 4772608, 5369184, 7158912, 8053776, 10738368, 14317824, 16107552, 21476736, 32215104, 42953472, 64430208, 128860416]

約数ペア:

[(1, 128860416), (2, 64430208), (3, 42953472), (4, 32215104), (6, 21476736), (8, 16107552), (9, 14317824), (12, 10738368), (16, 8053776), (18, 7158912), (24, 5369184), (27, 4772608), (32, 4026888), (36, 3579456), (48, 2684592), (54, 2386304), (64, 2013444), (72, 1789728), (96, 1342296), (103, 1251072), (108, 1193152), (128, 1006722), (144, 894864), (181, 711936), (192, 671148), (206, 625536), (216, 596576), (256, 503361), (288, 447432), (309, 417024), (362, 355968), (384, 335574), (412, 312768), (432, 298288), (543, 237312), (576, 223716), (618, 208512), (724, 177984), (768, 167787), (824, 156384), (864, 149144), (927, 139008), (1086, 118656), (1152, 111858), (1236, 104256), (1448, 88992), (1629, 79104), (1648, 78192), (1728, 74572), (1854, 69504), (2172, 59328), (2304, 55929), (2472, 52128), (2781, 46336), (2896, 44496), (3258, 39552), (3296, 39096), (3456, 37286), (3708, 34752), (4344, 29664), (4887, 26368), (4944, 26064), (5562, 23168), (5792, 22248), (6516, 19776), (6592, 19548), (6912, 18643), (7416, 17376), (8688, 14832), (9774, 13184), (9888, 13032), (11124, 11584)]