205545984

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{2731}}^1$

素因数の和:2766

約数の個数: 120

約数和(自身を含む): 637222608

約数和(自身を除く): 431676624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 384, 392, 448, 512, 588, 672, 768, 784, 896, 1176, 1344, 1536, 1568, 1792, 2352, 2688, 2731, 3136, 3584, 4704, 5376, 5462, 6272, 8193, 9408, 10752, 10924, 12544, 16386, 18816, 19117, 21848, 25088, 32772, 37632, 38234, 43696, 57351, 65544, 75264, 76468, 87392, 114702, 131088, 133819, 152936, 174784, 229404, 262176, 267638, 305872, 349568, 401457, 458808, 524352, 535276, 611744, 699136, 802914, 917616, 1048704, 1070552, 1223488, 1398272, 1605828, 1835232, 2097408, 2141104, 2446976, 3211656, 3670464, 4194816, 4282208, 4893952, 6423312, 7340928, 8564416, 9787904, 12846624, 14681856, 17128832, 25693248, 29363712, 34257664, 51386496, 68515328, 102772992, 205545984]

約数ペア:

[(1, 205545984), (2, 102772992), (3, 68515328), (4, 51386496), (6, 34257664), (7, 29363712), (8, 25693248), (12, 17128832), (14, 14681856), (16, 12846624), (21, 9787904), (24, 8564416), (28, 7340928), (32, 6423312), (42, 4893952), (48, 4282208), (49, 4194816), (56, 3670464), (64, 3211656), (84, 2446976), (96, 2141104), (98, 2097408), (112, 1835232), (128, 1605828), (147, 1398272), (168, 1223488), (192, 1070552), (196, 1048704), (224, 917616), (256, 802914), (294, 699136), (336, 611744), (384, 535276), (392, 524352), (448, 458808), (512, 401457), (588, 349568), (672, 305872), (768, 267638), (784, 262176), (896, 229404), (1176, 174784), (1344, 152936), (1536, 133819), (1568, 131088), (1792, 114702), (2352, 87392), (2688, 76468), (2731, 75264), (3136, 65544), (3584, 57351), (4704, 43696), (5376, 38234), (5462, 37632), (6272, 32772), (8193, 25088), (9408, 21848), (10752, 19117), (10924, 18816), (12544, 16386)]