68556420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{380869}}^1$

素因数の和:380884

約数の個数: 36

約数和(自身を含む): 207955020

約数和(自身を除く): 139398600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 380869, 761738, 1142607, 1523476, 1904345, 2285214, 3427821, 3808690, 4570428, 5713035, 6855642, 7617380, 11426070, 13711284, 17139105, 22852140, 34278210, 68556420]

約数ペア:

[(1, 68556420), (2, 34278210), (3, 22852140), (4, 17139105), (5, 13711284), (6, 11426070), (9, 7617380), (10, 6855642), (12, 5713035), (15, 4570428), (18, 3808690), (20, 3427821), (30, 2285214), (36, 1904345), (45, 1523476), (60, 1142607), (90, 761738), (180, 380869)]