149740020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{831889}}^1$

素因数の和:831904

約数の個数: 36

約数和(自身を含む): 454211940

約数和(自身を除く): 304471920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 831889, 1663778, 2495667, 3327556, 4159445, 4991334, 7487001, 8318890, 9982668, 12478335, 14974002, 16637780, 24956670, 29948004, 37435005, 49913340, 74870010, 149740020]

約数ペア:

[(1, 149740020), (2, 74870010), (3, 49913340), (4, 37435005), (5, 29948004), (6, 24956670), (9, 16637780), (10, 14974002), (12, 12478335), (15, 9982668), (18, 8318890), (20, 7487001), (30, 4991334), (36, 4159445), (45, 3327556), (60, 2495667), (90, 1663778), (180, 831889)]