129225420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{717919}}^1$

素因数の和:717934

約数の個数: 36

約数和(自身を含む): 391984320

約数和(自身を除く): 262758900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 717919, 1435838, 2153757, 2871676, 3589595, 4307514, 6461271, 7179190, 8615028, 10768785, 12922542, 14358380, 21537570, 25845084, 32306355, 43075140, 64612710, 129225420]

約数ペア:

[(1, 129225420), (2, 64612710), (3, 43075140), (4, 32306355), (5, 25845084), (6, 21537570), (9, 14358380), (10, 12922542), (12, 10768785), (15, 8615028), (18, 7179190), (20, 6461271), (30, 4307514), (36, 3589595), (45, 2871676), (60, 2153757), (90, 1435838), (180, 717919)]