261176544

素因数分解:

$2^5\times 3^2\times {\mathrm{251}}^1\times {\mathrm{3613}}^1$

素因数の和:3880

約数の個数: 72

約数和(自身を含む): 745886232

約数和(自身を除く): 484709688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 251, 288, 502, 753, 1004, 1506, 2008, 2259, 3012, 3613, 4016, 4518, 6024, 7226, 8032, 9036, 10839, 12048, 14452, 18072, 21678, 24096, 28904, 32517, 36144, 43356, 57808, 65034, 72288, 86712, 115616, 130068, 173424, 260136, 346848, 520272, 906863, 1040544, 1813726, 2720589, 3627452, 5441178, 7254904, 8161767, 10882356, 14509808, 16323534, 21764712, 29019616, 32647068, 43529424, 65294136, 87058848, 130588272, 261176544]

約数ペア:

[(1, 261176544), (2, 130588272), (3, 87058848), (4, 65294136), (6, 43529424), (8, 32647068), (9, 29019616), (12, 21764712), (16, 16323534), (18, 14509808), (24, 10882356), (32, 8161767), (36, 7254904), (48, 5441178), (72, 3627452), (96, 2720589), (144, 1813726), (251, 1040544), (288, 906863), (502, 520272), (753, 346848), (1004, 260136), (1506, 173424), (2008, 130068), (2259, 115616), (3012, 86712), (3613, 72288), (4016, 65034), (4518, 57808), (6024, 43356), (7226, 36144), (8032, 32517), (9036, 28904), (10839, 24096), (12048, 21678), (14452, 18072)]