66947220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{371929}}^1$

素因数の和:371944

約数の個数: 36

約数和(自身を含む): 203073780

約数和(自身を除く): 136126560

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 371929, 743858, 1115787, 1487716, 1859645, 2231574, 3347361, 3719290, 4463148, 5578935, 6694722, 7438580, 11157870, 13389444, 16736805, 22315740, 33473610, 66947220]

約数ペア:

[(1, 66947220), (2, 33473610), (3, 22315740), (4, 16736805), (5, 13389444), (6, 11157870), (9, 7438580), (10, 6694722), (12, 5578935), (15, 4463148), (18, 3719290), (20, 3347361), (30, 2231574), (36, 1859645), (45, 1487716), (60, 1115787), (90, 743858), (180, 371929)]