120821520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{503423}}^1$

素因数の和:503439

約数の個数: 40

約数和(自身を含む): 374547456

約数和(自身を除く): 253725936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 503423, 1006846, 1510269, 2013692, 2517115, 3020538, 4027384, 5034230, 6041076, 7551345, 8054768, 10068460, 12082152, 15102690, 20136920, 24164304, 30205380, 40273840, 60410760, 120821520]

約数ペア:

[(1, 120821520), (2, 60410760), (3, 40273840), (4, 30205380), (5, 24164304), (6, 20136920), (8, 15102690), (10, 12082152), (12, 10068460), (15, 8054768), (16, 7551345), (20, 6041076), (24, 5034230), (30, 4027384), (40, 3020538), (48, 2517115), (60, 2013692), (80, 1510269), (120, 1006846), (240, 503423)]