255140712

素因数分解:

$2^3\times 3^3\times {\mathrm{661}}^1\times {\mathrm{1787}}^1$

素因数の和:2463

約数の個数: 64

約数和(自身を含む): 710193600

約数和(自身を除く): 455052888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 661, 1322, 1787, 1983, 2644, 3574, 3966, 5288, 5361, 5949, 7148, 7932, 10722, 11898, 14296, 15864, 16083, 17847, 21444, 23796, 32166, 35694, 42888, 47592, 48249, 64332, 71388, 96498, 128664, 142776, 192996, 385992, 1181207, 2362414, 3543621, 4724828, 7087242, 9449656, 10630863, 14174484, 21261726, 28348968, 31892589, 42523452, 63785178, 85046904, 127570356, 255140712]

約数ペア:

[(1, 255140712), (2, 127570356), (3, 85046904), (4, 63785178), (6, 42523452), (8, 31892589), (9, 28348968), (12, 21261726), (18, 14174484), (24, 10630863), (27, 9449656), (36, 7087242), (54, 4724828), (72, 3543621), (108, 2362414), (216, 1181207), (661, 385992), (1322, 192996), (1787, 142776), (1983, 128664), (2644, 96498), (3574, 71388), (3966, 64332), (5288, 48249), (5361, 47592), (5949, 42888), (7148, 35694), (7932, 32166), (10722, 23796), (11898, 21444), (14296, 17847), (15864, 16083)]