72561760

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23869}}^1$

素因数の和:23903

約数の個数: 48

約数和(自身を含む): 180457200

約数和(自身を除く): 107895440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 23869, 47738, 95476, 119345, 190952, 238690, 381904, 453511, 477380, 763808, 907022, 954760, 1814044, 1909520, 2267555, 3628088, 3819040, 4535110, 7256176, 9070220, 14512352, 18140440, 36280880, 72561760]

約数ペア:

[(1, 72561760), (2, 36280880), (4, 18140440), (5, 14512352), (8, 9070220), (10, 7256176), (16, 4535110), (19, 3819040), (20, 3628088), (32, 2267555), (38, 1909520), (40, 1814044), (76, 954760), (80, 907022), (95, 763808), (152, 477380), (160, 453511), (190, 381904), (304, 238690), (380, 190952), (608, 119345), (760, 95476), (1520, 47738), (3040, 23869)]