215721504

素因数分解:

$2^5\times 3^2\times {\mathrm{193}}^1\times {\mathrm{3881}}^1$

素因数の和:4090

約数の個数: 72

約数和(自身を含む): 616795452

約数和(自身を除く): 401073948

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 193, 288, 386, 579, 772, 1158, 1544, 1737, 2316, 3088, 3474, 3881, 4632, 6176, 6948, 7762, 9264, 11643, 13896, 15524, 18528, 23286, 27792, 31048, 34929, 46572, 55584, 62096, 69858, 93144, 124192, 139716, 186288, 279432, 372576, 558864, 749033, 1117728, 1498066, 2247099, 2996132, 4494198, 5992264, 6741297, 8988396, 11984528, 13482594, 17976792, 23969056, 26965188, 35953584, 53930376, 71907168, 107860752, 215721504]

約数ペア:

[(1, 215721504), (2, 107860752), (3, 71907168), (4, 53930376), (6, 35953584), (8, 26965188), (9, 23969056), (12, 17976792), (16, 13482594), (18, 11984528), (24, 8988396), (32, 6741297), (36, 5992264), (48, 4494198), (72, 2996132), (96, 2247099), (144, 1498066), (193, 1117728), (288, 749033), (386, 558864), (579, 372576), (772, 279432), (1158, 186288), (1544, 139716), (1737, 124192), (2316, 93144), (3088, 69858), (3474, 62096), (3881, 55584), (4632, 46572), (6176, 34929), (6948, 31048), (7762, 27792), (9264, 23286), (11643, 18528), (13896, 15524)]