81100560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{337919}}^1$

素因数の和:337935

約数の個数: 40

約数和(自身を含む): 251412480

約数和(自身を除く): 170311920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 337919, 675838, 1013757, 1351676, 1689595, 2027514, 2703352, 3379190, 4055028, 5068785, 5406704, 6758380, 8110056, 10137570, 13516760, 16220112, 20275140, 27033520, 40550280, 81100560]

約数ペア:

[(1, 81100560), (2, 40550280), (3, 27033520), (4, 20275140), (5, 16220112), (6, 13516760), (8, 10137570), (10, 8110056), (12, 6758380), (15, 5406704), (16, 5068785), (20, 4055028), (24, 3379190), (30, 2703352), (40, 2027514), (48, 1689595), (60, 1351676), (80, 1013757), (120, 675838), (240, 337919)]