251443456

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3079}}^1$

素因数の和:3135

約数の個数: 72

約数和(自身を含む): 566596800

約数和(自身を除く): 315153344

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 128, 176, 232, 256, 319, 352, 464, 638, 704, 928, 1276, 1408, 1856, 2552, 2816, 3079, 3712, 5104, 6158, 7424, 10208, 12316, 20416, 24632, 33869, 40832, 49264, 67738, 81664, 89291, 98528, 135476, 178582, 197056, 270952, 357164, 394112, 541904, 714328, 788224, 982201, 1083808, 1428656, 1964402, 2167616, 2857312, 3928804, 4335232, 5714624, 7857608, 8670464, 11429248, 15715216, 22858496, 31430432, 62860864, 125721728, 251443456]

約数ペア:

[(1, 251443456), (2, 125721728), (4, 62860864), (8, 31430432), (11, 22858496), (16, 15715216), (22, 11429248), (29, 8670464), (32, 7857608), (44, 5714624), (58, 4335232), (64, 3928804), (88, 2857312), (116, 2167616), (128, 1964402), (176, 1428656), (232, 1083808), (256, 982201), (319, 788224), (352, 714328), (464, 541904), (638, 394112), (704, 357164), (928, 270952), (1276, 197056), (1408, 178582), (1856, 135476), (2552, 98528), (2816, 89291), (3079, 81664), (3712, 67738), (5104, 49264), (6158, 40832), (7424, 33869), (10208, 24632), (12316, 20416)]