199567980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1108711}}^1$

素因数の和:1108726

約数の個数: 36

約数和(自身を含む): 605356752

約数和(自身を除く): 405788772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1108711, 2217422, 3326133, 4434844, 5543555, 6652266, 9978399, 11087110, 13304532, 16630665, 19956798, 22174220, 33261330, 39913596, 49891995, 66522660, 99783990, 199567980]

約数ペア:

[(1, 199567980), (2, 99783990), (3, 66522660), (4, 49891995), (5, 39913596), (6, 33261330), (9, 22174220), (10, 19956798), (12, 16630665), (15, 13304532), (18, 11087110), (20, 9978399), (30, 6652266), (36, 5543555), (45, 4434844), (60, 3326133), (90, 2217422), (180, 1108711)]