197213580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1095631}}^1$

素因数の和:1095646

約数の個数: 36

約数和(自身を含む): 598215072

約数和(自身を除く): 401001492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1095631, 2191262, 3286893, 4382524, 5478155, 6573786, 9860679, 10956310, 13147572, 16434465, 19721358, 21912620, 32868930, 39442716, 49303395, 65737860, 98606790, 197213580]

約数ペア:

[(1, 197213580), (2, 98606790), (3, 65737860), (4, 49303395), (5, 39442716), (6, 32868930), (9, 21912620), (10, 19721358), (12, 16434465), (15, 13147572), (18, 10956310), (20, 9860679), (30, 6573786), (36, 5478155), (45, 4382524), (60, 3286893), (90, 2191262), (180, 1095631)]