81938448

素因数分解:

$2^4\times 3^2\times {\mathrm{251}}^1\times {\mathrm{2267}}^1$

素因数の和:2532

約数の個数: 60

約数和(自身を含む): 230329008

約数和(自身を除く): 148390560

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 251, 502, 753, 1004, 1506, 2008, 2259, 2267, 3012, 4016, 4518, 4534, 6024, 6801, 9036, 9068, 12048, 13602, 18072, 18136, 20403, 27204, 36144, 36272, 40806, 54408, 81612, 108816, 163224, 326448, 569017, 1138034, 1707051, 2276068, 3414102, 4552136, 5121153, 6828204, 9104272, 10242306, 13656408, 20484612, 27312816, 40969224, 81938448]

約数ペア:

[(1, 81938448), (2, 40969224), (3, 27312816), (4, 20484612), (6, 13656408), (8, 10242306), (9, 9104272), (12, 6828204), (16, 5121153), (18, 4552136), (24, 3414102), (36, 2276068), (48, 1707051), (72, 1138034), (144, 569017), (251, 326448), (502, 163224), (753, 108816), (1004, 81612), (1506, 54408), (2008, 40806), (2259, 36272), (2267, 36144), (3012, 27204), (4016, 20403), (4518, 18136), (4534, 18072), (6024, 13602), (6801, 12048), (9036, 9068)]