263557728

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{547}}^1$

素因数の和:809

約数の個数: 144

約数和(自身を含む): 861719040

約数和(自身を除く): 598161312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 239, 252, 288, 336, 478, 504, 547, 672, 717, 956, 1008, 1094, 1434, 1641, 1673, 1912, 2016, 2151, 2188, 2868, 3282, 3346, 3824, 3829, 4302, 4376, 4923, 5019, 5736, 6564, 6692, 7648, 7658, 8604, 8752, 9846, 10038, 11472, 11487, 13128, 13384, 15057, 15316, 17208, 17504, 19692, 20076, 22944, 22974, 26256, 26768, 30114, 30632, 34416, 34461, 39384, 40152, 45948, 52512, 53536, 60228, 61264, 68832, 68922, 78768, 80304, 91896, 120456, 122528, 130733, 137844, 157536, 160608, 183792, 240912, 261466, 275688, 367584, 392199, 481824, 522932, 551376, 784398, 915131, 1045864, 1102752, 1176597, 1568796, 1830262, 2091728, 2353194, 2745393, 3137592, 3660524, 4183456, 4706388, 5490786, 6275184, 7321048, 8236179, 9412776, 10981572, 12550368, 14642096, 16472358, 18825552, 21963144, 29284192, 32944716, 37651104, 43926288, 65889432, 87852576, 131778864, 263557728]

約数ペア:

[(1, 263557728), (2, 131778864), (3, 87852576), (4, 65889432), (6, 43926288), (7, 37651104), (8, 32944716), (9, 29284192), (12, 21963144), (14, 18825552), (16, 16472358), (18, 14642096), (21, 12550368), (24, 10981572), (28, 9412776), (32, 8236179), (36, 7321048), (42, 6275184), (48, 5490786), (56, 4706388), (63, 4183456), (72, 3660524), (84, 3137592), (96, 2745393), (112, 2353194), (126, 2091728), (144, 1830262), (168, 1568796), (224, 1176597), (239, 1102752), (252, 1045864), (288, 915131), (336, 784398), (478, 551376), (504, 522932), (547, 481824), (672, 392199), (717, 367584), (956, 275688), (1008, 261466), (1094, 240912), (1434, 183792), (1641, 160608), (1673, 157536), (1912, 137844), (2016, 130733), (2151, 122528), (2188, 120456), (2868, 91896), (3282, 80304), (3346, 78768), (3824, 68922), (3829, 68832), (4302, 61264), (4376, 60228), (4923, 53536), (5019, 52512), (5736, 45948), (6564, 40152), (6692, 39384), (7648, 34461), (7658, 34416), (8604, 30632), (8752, 30114), (9846, 26768), (10038, 26256), (11472, 22974), (11487, 22944), (13128, 20076), (13384, 19692), (15057, 17504), (15316, 17208)]