256225904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2953}}^1$

素因数の和:3018

約数の個数: 80

約数和(自身を含む): 593399520

約数和(自身を除く): 337173616

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 29, 34, 44, 58, 68, 88, 116, 136, 176, 187, 232, 272, 319, 374, 464, 493, 638, 748, 986, 1276, 1496, 1972, 2552, 2953, 2992, 3944, 5104, 5423, 5906, 7888, 10846, 11812, 21692, 23624, 32483, 43384, 47248, 50201, 64966, 85637, 86768, 100402, 129932, 171274, 200804, 259864, 342548, 401608, 519728, 552211, 685096, 803216, 942007, 1104422, 1370192, 1455829, 1884014, 2208844, 2911658, 3768028, 4417688, 5823316, 7536056, 8835376, 11646632, 15072112, 16014119, 23293264, 32028238, 64056476, 128112952, 256225904]

約数ペア:

[(1, 256225904), (2, 128112952), (4, 64056476), (8, 32028238), (11, 23293264), (16, 16014119), (17, 15072112), (22, 11646632), (29, 8835376), (34, 7536056), (44, 5823316), (58, 4417688), (68, 3768028), (88, 2911658), (116, 2208844), (136, 1884014), (176, 1455829), (187, 1370192), (232, 1104422), (272, 942007), (319, 803216), (374, 685096), (464, 552211), (493, 519728), (638, 401608), (748, 342548), (986, 259864), (1276, 200804), (1496, 171274), (1972, 129932), (2552, 100402), (2953, 86768), (2992, 85637), (3944, 64966), (5104, 50201), (5423, 47248), (5906, 43384), (7888, 32483), (10846, 23624), (11812, 21692)]