129421320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{154073}}^1$

素因数の和:154094

約数の個数: 64

約数和(自身を含む): 443733120

約数和(自身を除く): 314311800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 154073, 308146, 462219, 616292, 770365, 924438, 1078511, 1232584, 1540730, 1848876, 2157022, 2311095, 3081460, 3235533, 3697752, 4314044, 4622190, 5392555, 6162920, 6471066, 8628088, 9244380, 10785110, 12942132, 16177665, 18488760, 21570220, 25884264, 32355330, 43140440, 64710660, 129421320]

約数ペア:

[(1, 129421320), (2, 64710660), (3, 43140440), (4, 32355330), (5, 25884264), (6, 21570220), (7, 18488760), (8, 16177665), (10, 12942132), (12, 10785110), (14, 9244380), (15, 8628088), (20, 6471066), (21, 6162920), (24, 5392555), (28, 4622190), (30, 4314044), (35, 3697752), (40, 3235533), (42, 3081460), (56, 2311095), (60, 2157022), (70, 1848876), (84, 1540730), (105, 1232584), (120, 1078511), (140, 924438), (168, 770365), (210, 616292), (280, 462219), (420, 308146), (840, 154073)]