217958256

素因数分解:

$2^4\times 3^3\times {\mathrm{389}}^1\times {\mathrm{1297}}^1$

素因数の和:1703

約数の個数: 80

約数和(自身を含む): 627712800

約数和(自身を除く): 409754544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 389, 432, 778, 1167, 1297, 1556, 2334, 2594, 3112, 3501, 3891, 4668, 5188, 6224, 7002, 7782, 9336, 10376, 10503, 11673, 14004, 15564, 18672, 20752, 21006, 23346, 28008, 31128, 35019, 42012, 46692, 56016, 62256, 70038, 84024, 93384, 140076, 168048, 186768, 280152, 504533, 560304, 1009066, 1513599, 2018132, 3027198, 4036264, 4540797, 6054396, 8072528, 9081594, 12108792, 13622391, 18163188, 24217584, 27244782, 36326376, 54489564, 72652752, 108979128, 217958256]

約数ペア:

[(1, 217958256), (2, 108979128), (3, 72652752), (4, 54489564), (6, 36326376), (8, 27244782), (9, 24217584), (12, 18163188), (16, 13622391), (18, 12108792), (24, 9081594), (27, 8072528), (36, 6054396), (48, 4540797), (54, 4036264), (72, 3027198), (108, 2018132), (144, 1513599), (216, 1009066), (389, 560304), (432, 504533), (778, 280152), (1167, 186768), (1297, 168048), (1556, 140076), (2334, 93384), (2594, 84024), (3112, 70038), (3501, 62256), (3891, 56016), (4668, 46692), (5188, 42012), (6224, 35019), (7002, 31128), (7782, 28008), (9336, 23346), (10376, 21006), (10503, 20752), (11673, 18672), (14004, 15564)]