81377160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3041}}^1$

素因数の和:3278

約数の個数: 64

約数和(自身を含む): 245306880

約数和(自身を除く): 163929720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 223, 446, 669, 892, 1115, 1338, 1784, 2230, 2676, 3041, 3345, 4460, 5352, 6082, 6690, 8920, 9123, 12164, 13380, 15205, 18246, 24328, 26760, 30410, 36492, 45615, 60820, 72984, 91230, 121640, 182460, 364920, 678143, 1356286, 2034429, 2712572, 3390715, 4068858, 5425144, 6781430, 8137716, 10172145, 13562860, 16275432, 20344290, 27125720, 40688580, 81377160]

約数ペア:

[(1, 81377160), (2, 40688580), (3, 27125720), (4, 20344290), (5, 16275432), (6, 13562860), (8, 10172145), (10, 8137716), (12, 6781430), (15, 5425144), (20, 4068858), (24, 3390715), (30, 2712572), (40, 2034429), (60, 1356286), (120, 678143), (223, 364920), (446, 182460), (669, 121640), (892, 91230), (1115, 72984), (1338, 60820), (1784, 45615), (2230, 36492), (2676, 30410), (3041, 26760), (3345, 24328), (4460, 18246), (5352, 15205), (6082, 13380), (6690, 12164), (8920, 9123)]