30981420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{57373}}^1$

素因数の和:57391

約数の個数: 48

約数和(自身を含む): 96388320

約数和(自身を除く): 65406900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 57373, 114746, 172119, 229492, 286865, 344238, 516357, 573730, 688476, 860595, 1032714, 1147460, 1549071, 1721190, 2065428, 2581785, 3098142, 3442380, 5163570, 6196284, 7745355, 10327140, 15490710, 30981420]

約数ペア:

[(1, 30981420), (2, 15490710), (3, 10327140), (4, 7745355), (5, 6196284), (6, 5163570), (9, 3442380), (10, 3098142), (12, 2581785), (15, 2065428), (18, 1721190), (20, 1549071), (27, 1147460), (30, 1032714), (36, 860595), (45, 688476), (54, 573730), (60, 516357), (90, 344238), (108, 286865), (135, 229492), (180, 172119), (270, 114746), (540, 57373)]