256442112

素因数分解:

$2^8\times 3^4\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 180

約数和(自身を含む): 779070600

約数和(自身を除く): 522628488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 83, 96, 108, 128, 144, 149, 162, 166, 192, 216, 249, 256, 288, 298, 324, 332, 384, 432, 447, 498, 576, 596, 648, 664, 747, 768, 864, 894, 996, 1152, 1192, 1296, 1328, 1341, 1494, 1728, 1788, 1992, 2241, 2304, 2384, 2592, 2656, 2682, 2988, 3456, 3576, 3984, 4023, 4482, 4768, 5184, 5312, 5364, 5976, 6723, 6912, 7152, 7968, 8046, 8964, 9536, 10368, 10624, 10728, 11952, 12069, 12367, 13446, 14304, 15936, 16092, 17928, 19072, 20736, 21248, 21456, 23904, 24138, 24734, 26892, 28608, 31872, 32184, 35856, 37101, 38144, 42912, 47808, 48276, 49468, 53784, 57216, 63744, 64368, 71712, 74202, 85824, 95616, 96552, 98936, 107568, 111303, 114432, 128736, 143424, 148404, 171648, 191232, 193104, 197872, 215136, 222606, 257472, 286848, 296808, 333909, 343296, 386208, 395744, 430272, 445212, 514944, 573696, 593616, 667818, 772416, 791488, 860544, 890424, 1001727, 1029888, 1187232, 1335636, 1544832, 1582976, 1721088, 1780848, 2003454, 2374464, 2671272, 3089664, 3165952, 3561696, 4006908, 4748928, 5342544, 7123392, 8013816, 9497856, 10685088, 14246784, 16027632, 21370176, 28493568, 32055264, 42740352, 64110528, 85480704, 128221056, 256442112]

約数ペア:

[(1, 256442112), (2, 128221056), (3, 85480704), (4, 64110528), (6, 42740352), (8, 32055264), (9, 28493568), (12, 21370176), (16, 16027632), (18, 14246784), (24, 10685088), (27, 9497856), (32, 8013816), (36, 7123392), (48, 5342544), (54, 4748928), (64, 4006908), (72, 3561696), (81, 3165952), (83, 3089664), (96, 2671272), (108, 2374464), (128, 2003454), (144, 1780848), (149, 1721088), (162, 1582976), (166, 1544832), (192, 1335636), (216, 1187232), (249, 1029888), (256, 1001727), (288, 890424), (298, 860544), (324, 791488), (332, 772416), (384, 667818), (432, 593616), (447, 573696), (498, 514944), (576, 445212), (596, 430272), (648, 395744), (664, 386208), (747, 343296), (768, 333909), (864, 296808), (894, 286848), (996, 257472), (1152, 222606), (1192, 215136), (1296, 197872), (1328, 193104), (1341, 191232), (1494, 171648), (1728, 148404), (1788, 143424), (1992, 128736), (2241, 114432), (2304, 111303), (2384, 107568), (2592, 98936), (2656, 96552), (2682, 95616), (2988, 85824), (3456, 74202), (3576, 71712), (3984, 64368), (4023, 63744), (4482, 57216), (4768, 53784), (5184, 49468), (5312, 48276), (5364, 47808), (5976, 42912), (6723, 38144), (6912, 37101), (7152, 35856), (7968, 32184), (8046, 31872), (8964, 28608), (9536, 26892), (10368, 24734), (10624, 24138), (10728, 23904), (11952, 21456), (12069, 21248), (12367, 20736), (13446, 19072), (14304, 17928), (15936, 16092)]