256737840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1069741}}^1$

素因数の和:1069757

約数の個数: 40

約数和(自身を含む): 795888048

約数和(自身を除く): 539150208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1069741, 2139482, 3209223, 4278964, 5348705, 6418446, 8557928, 10697410, 12836892, 16046115, 17115856, 21394820, 25673784, 32092230, 42789640, 51347568, 64184460, 85579280, 128368920, 256737840]

約数ペア:

[(1, 256737840), (2, 128368920), (3, 85579280), (4, 64184460), (5, 51347568), (6, 42789640), (8, 32092230), (10, 25673784), (12, 21394820), (15, 17115856), (16, 16046115), (20, 12836892), (24, 10697410), (30, 8557928), (40, 6418446), (48, 5348705), (60, 4278964), (80, 3209223), (120, 2139482), (240, 1069741)]