30280455

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 24232185

約数列:

[1, 3, 5, 9, 15, 45, 47, 103, 139, 141, 235, 309, 417, 423, 515, 695, 705, 927, 1251, 1545, 2085, 2115, 4635, 4841, 6255, 6533, 14317, 14523, 19599, 24205, 32665, 42951, 43569, 58797, 71585, 72615, 97995, 128853, 214755, 217845, 293985, 644265, 672899, 2018697, 3364495, 6056091, 10093485, 30280455]

約数ペア:

[(1, 30280455), (3, 10093485), (5, 6056091), (9, 3364495), (15, 2018697), (45, 672899), (47, 644265), (103, 293985), (139, 217845), (141, 214755), (235, 128853), (309, 97995), (417, 72615), (423, 71585), (515, 58797), (695, 43569), (705, 42951), (927, 32665), (1251, 24205), (1545, 19599), (2085, 14523), (2115, 14317), (4635, 6533), (4841, 6255)]