128495760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{535399}}^1$

素因数の和:535415

約数の個数: 40

約数和(自身を含む): 398337600

約数和(自身を除く): 269841840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 535399, 1070798, 1606197, 2141596, 2676995, 3212394, 4283192, 5353990, 6424788, 8030985, 8566384, 10707980, 12849576, 16061970, 21415960, 25699152, 32123940, 42831920, 64247880, 128495760]

約数ペア:

[(1, 128495760), (2, 64247880), (3, 42831920), (4, 32123940), (5, 25699152), (6, 21415960), (8, 16061970), (10, 12849576), (12, 10707980), (15, 8566384), (16, 8030985), (20, 6424788), (24, 5353990), (30, 4283192), (40, 3212394), (48, 2676995), (60, 2141596), (80, 1606197), (120, 1070798), (240, 535399)]