256770528

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:529

約数の個数: 192

約数和(自身を含む): 827366400

約数和(自身を除く): 570595872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 37, 42, 46, 48, 56, 69, 74, 84, 92, 96, 111, 112, 138, 148, 161, 168, 184, 222, 224, 259, 276, 296, 322, 336, 368, 444, 449, 483, 518, 552, 592, 644, 672, 736, 777, 851, 888, 898, 966, 1036, 1104, 1184, 1288, 1347, 1554, 1702, 1776, 1796, 1932, 2072, 2208, 2553, 2576, 2694, 3108, 3143, 3404, 3552, 3592, 3864, 4144, 5106, 5152, 5388, 5957, 6216, 6286, 6808, 7184, 7728, 8288, 9429, 10212, 10327, 10776, 11914, 12432, 12572, 13616, 14368, 15456, 16613, 17871, 18858, 20424, 20654, 21552, 23828, 24864, 25144, 27232, 30981, 33226, 35742, 37716, 40848, 41308, 43104, 47656, 49839, 50288, 61962, 66452, 71484, 72289, 75432, 81696, 82616, 95312, 99678, 100576, 116291, 123924, 132904, 142968, 144578, 150864, 165232, 190624, 199356, 216867, 232582, 247848, 265808, 285936, 289156, 301728, 330464, 348873, 382099, 398712, 433734, 465164, 495696, 531616, 571872, 578312, 697746, 764198, 797424, 867468, 930328, 991392, 1146297, 1156624, 1395492, 1528396, 1594848, 1734936, 1860656, 2292594, 2313248, 2674693, 2790984, 3056792, 3469872, 3721312, 4585188, 5349386, 5581968, 6113584, 6939744, 8024079, 9170376, 10698772, 11163936, 12227168, 16048158, 18340752, 21397544, 32096316, 36681504, 42795088, 64192632, 85590176, 128385264, 256770528]

約数ペア:

[(1, 256770528), (2, 128385264), (3, 85590176), (4, 64192632), (6, 42795088), (7, 36681504), (8, 32096316), (12, 21397544), (14, 18340752), (16, 16048158), (21, 12227168), (23, 11163936), (24, 10698772), (28, 9170376), (32, 8024079), (37, 6939744), (42, 6113584), (46, 5581968), (48, 5349386), (56, 4585188), (69, 3721312), (74, 3469872), (84, 3056792), (92, 2790984), (96, 2674693), (111, 2313248), (112, 2292594), (138, 1860656), (148, 1734936), (161, 1594848), (168, 1528396), (184, 1395492), (222, 1156624), (224, 1146297), (259, 991392), (276, 930328), (296, 867468), (322, 797424), (336, 764198), (368, 697746), (444, 578312), (449, 571872), (483, 531616), (518, 495696), (552, 465164), (592, 433734), (644, 398712), (672, 382099), (736, 348873), (777, 330464), (851, 301728), (888, 289156), (898, 285936), (966, 265808), (1036, 247848), (1104, 232582), (1184, 216867), (1288, 199356), (1347, 190624), (1554, 165232), (1702, 150864), (1776, 144578), (1796, 142968), (1932, 132904), (2072, 123924), (2208, 116291), (2553, 100576), (2576, 99678), (2694, 95312), (3108, 82616), (3143, 81696), (3404, 75432), (3552, 72289), (3592, 71484), (3864, 66452), (4144, 61962), (5106, 50288), (5152, 49839), (5388, 47656), (5957, 43104), (6216, 41308), (6286, 40848), (6808, 37716), (7184, 35742), (7728, 33226), (8288, 30981), (9429, 27232), (10212, 25144), (10327, 24864), (10776, 23828), (11914, 21552), (12432, 20654), (12572, 20424), (13616, 18858), (14368, 17871), (15456, 16613)]