128020144

素因数分解:

$2^4\times 7^2\times {\mathrm{283}}^1\times {\mathrm{577}}^1$

素因数の和:882

約数の個数: 60

約数和(自身を含む): 290056584

約数和(自身を除く): 162036440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 283, 392, 566, 577, 784, 1132, 1154, 1981, 2264, 2308, 3962, 4039, 4528, 4616, 7924, 8078, 9232, 13867, 15848, 16156, 27734, 28273, 31696, 32312, 55468, 56546, 64624, 110936, 113092, 163291, 221872, 226184, 326582, 452368, 653164, 1143037, 1306328, 2286074, 2612656, 4572148, 8001259, 9144296, 16002518, 18288592, 32005036, 64010072, 128020144]

約数ペア:

[(1, 128020144), (2, 64010072), (4, 32005036), (7, 18288592), (8, 16002518), (14, 9144296), (16, 8001259), (28, 4572148), (49, 2612656), (56, 2286074), (98, 1306328), (112, 1143037), (196, 653164), (283, 452368), (392, 326582), (566, 226184), (577, 221872), (784, 163291), (1132, 113092), (1154, 110936), (1981, 64624), (2264, 56546), (2308, 55468), (3962, 32312), (4039, 31696), (4528, 28273), (4616, 27734), (7924, 16156), (8078, 15848), (9232, 13867)]