18135060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{739}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 50971200

約数和(自身を除く): 32836140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 739, 818, 1227, 1478, 1636, 2045, 2217, 2454, 2956, 3695, 4090, 4434, 4908, 6135, 7390, 8180, 8868, 11085, 12270, 14780, 22170, 24540, 44340, 302251, 604502, 906753, 1209004, 1511255, 1813506, 3022510, 3627012, 4533765, 6045020, 9067530, 18135060]

約数ペア:

[(1, 18135060), (2, 9067530), (3, 6045020), (4, 4533765), (5, 3627012), (6, 3022510), (10, 1813506), (12, 1511255), (15, 1209004), (20, 906753), (30, 604502), (60, 302251), (409, 44340), (739, 24540), (818, 22170), (1227, 14780), (1478, 12270), (1636, 11085), (2045, 8868), (2217, 8180), (2454, 7390), (2956, 6135), (3695, 4908), (4090, 4434)]