218384656

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 501356800

約数和(自身を除く): 282972144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 151, 259, 296, 302, 349, 518, 592, 604, 698, 1036, 1057, 1208, 1396, 2072, 2114, 2416, 2443, 2792, 4144, 4228, 4886, 5584, 5587, 8456, 9772, 11174, 12913, 16912, 19544, 22348, 25826, 39088, 39109, 44696, 51652, 52699, 78218, 89392, 90391, 103304, 105398, 156436, 180782, 206608, 210796, 312872, 361564, 368893, 421592, 625744, 723128, 737786, 843184, 1446256, 1475572, 1949863, 2951144, 3899726, 5902288, 7799452, 13649041, 15598904, 27298082, 31197808, 54596164, 109192328, 218384656]

約数ペア:

[(1, 218384656), (2, 109192328), (4, 54596164), (7, 31197808), (8, 27298082), (14, 15598904), (16, 13649041), (28, 7799452), (37, 5902288), (56, 3899726), (74, 2951144), (112, 1949863), (148, 1475572), (151, 1446256), (259, 843184), (296, 737786), (302, 723128), (349, 625744), (518, 421592), (592, 368893), (604, 361564), (698, 312872), (1036, 210796), (1057, 206608), (1208, 180782), (1396, 156436), (2072, 105398), (2114, 103304), (2416, 90391), (2443, 89392), (2792, 78218), (4144, 52699), (4228, 51652), (4886, 44696), (5584, 39109), (5587, 39088), (8456, 25826), (9772, 22348), (11174, 19544), (12913, 16912)]