121314320

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{20773}}^1$

素因数の和:20859

約数の個数: 40

約数和(自身を含む): 285933336

約数和(自身を除く): 164619016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 20773, 41546, 83092, 103865, 166184, 207730, 332368, 415460, 830920, 1516429, 1661840, 3032858, 6065716, 7582145, 12131432, 15164290, 24262864, 30328580, 60657160, 121314320]

約数ペア:

[(1, 121314320), (2, 60657160), (4, 30328580), (5, 24262864), (8, 15164290), (10, 12131432), (16, 7582145), (20, 6065716), (40, 3032858), (73, 1661840), (80, 1516429), (146, 830920), (292, 415460), (365, 332368), (584, 207730), (730, 166184), (1168, 103865), (1460, 83092), (2920, 41546), (5840, 20773)]