30871160

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 71884800

約数和(自身を除く): 41013640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 103, 118, 127, 206, 236, 254, 295, 412, 472, 508, 515, 590, 635, 824, 1016, 1030, 1180, 1270, 2060, 2360, 2540, 4120, 5080, 6077, 7493, 12154, 13081, 14986, 24308, 26162, 29972, 30385, 37465, 48616, 52324, 59944, 60770, 65405, 74930, 104648, 121540, 130810, 149860, 243080, 261620, 299720, 523240, 771779, 1543558, 3087116, 3858895, 6174232, 7717790, 15435580, 30871160]

約数ペア:

[(1, 30871160), (2, 15435580), (4, 7717790), (5, 6174232), (8, 3858895), (10, 3087116), (20, 1543558), (40, 771779), (59, 523240), (103, 299720), (118, 261620), (127, 243080), (206, 149860), (236, 130810), (254, 121540), (295, 104648), (412, 74930), (472, 65405), (508, 60770), (515, 59944), (590, 52324), (635, 48616), (824, 37465), (1016, 30385), (1030, 29972), (1180, 26162), (1270, 24308), (2060, 14986), (2360, 13081), (2540, 12154), (4120, 7493), (5080, 6077)]