121420560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{505919}}^1$

素因数の和:505935

約数の個数: 40

約数和(自身を含む): 376404480

約数和(自身を除く): 254983920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 505919, 1011838, 1517757, 2023676, 2529595, 3035514, 4047352, 5059190, 6071028, 7588785, 8094704, 10118380, 12142056, 15177570, 20236760, 24284112, 30355140, 40473520, 60710280, 121420560]

約数ペア:

[(1, 121420560), (2, 60710280), (3, 40473520), (4, 30355140), (5, 24284112), (6, 20236760), (8, 15177570), (10, 12142056), (12, 10118380), (15, 8094704), (16, 7588785), (20, 6071028), (24, 5059190), (30, 4047352), (40, 3035514), (48, 2529595), (60, 2023676), (80, 1517757), (120, 1011838), (240, 505919)]