256372992

素因数分解:

$2^8\times 3^3\times {\mathrm{29}}^1\times {\mathrm{1279}}^1$

素因数の和:1333

約数の個数: 144

約数和(自身を含む): 784896000

約数和(自身を除く): 528523008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 128, 144, 174, 192, 216, 232, 256, 261, 288, 348, 384, 432, 464, 522, 576, 696, 768, 783, 864, 928, 1044, 1152, 1279, 1392, 1566, 1728, 1856, 2088, 2304, 2558, 2784, 3132, 3456, 3712, 3837, 4176, 5116, 5568, 6264, 6912, 7424, 7674, 8352, 10232, 11136, 11511, 12528, 15348, 16704, 20464, 22272, 23022, 25056, 30696, 33408, 34533, 37091, 40928, 46044, 50112, 61392, 66816, 69066, 74182, 81856, 92088, 100224, 111273, 122784, 138132, 148364, 163712, 184176, 200448, 222546, 245568, 276264, 296728, 327424, 333819, 368352, 445092, 491136, 552528, 593456, 667638, 736704, 890184, 982272, 1001457, 1105056, 1186912, 1335276, 1473408, 1780368, 2002914, 2210112, 2373824, 2670552, 2946816, 3560736, 4005828, 4420224, 4747648, 5341104, 7121472, 8011656, 8840448, 9495296, 10682208, 14242944, 16023312, 21364416, 28485888, 32046624, 42728832, 64093248, 85457664, 128186496, 256372992]

約数ペア:

[(1, 256372992), (2, 128186496), (3, 85457664), (4, 64093248), (6, 42728832), (8, 32046624), (9, 28485888), (12, 21364416), (16, 16023312), (18, 14242944), (24, 10682208), (27, 9495296), (29, 8840448), (32, 8011656), (36, 7121472), (48, 5341104), (54, 4747648), (58, 4420224), (64, 4005828), (72, 3560736), (87, 2946816), (96, 2670552), (108, 2373824), (116, 2210112), (128, 2002914), (144, 1780368), (174, 1473408), (192, 1335276), (216, 1186912), (232, 1105056), (256, 1001457), (261, 982272), (288, 890184), (348, 736704), (384, 667638), (432, 593456), (464, 552528), (522, 491136), (576, 445092), (696, 368352), (768, 333819), (783, 327424), (864, 296728), (928, 276264), (1044, 245568), (1152, 222546), (1279, 200448), (1392, 184176), (1566, 163712), (1728, 148364), (1856, 138132), (2088, 122784), (2304, 111273), (2558, 100224), (2784, 92088), (3132, 81856), (3456, 74182), (3712, 69066), (3837, 66816), (4176, 61392), (5116, 50112), (5568, 46044), (6264, 40928), (6912, 37091), (7424, 34533), (7674, 33408), (8352, 30696), (10232, 25056), (11136, 23022), (11511, 22272), (12528, 20464), (15348, 16704)]