1291214040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{78541}}^1$

素因数の和:78692

約数の個数: 64

約数和(自身を含む): 3901966560

約数和(自身を除く): 2610752520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2740, 3288, 4110, 5480, 8220, 16440, 78541, 157082, 235623, 314164, 392705, 471246, 628328, 785410, 942492, 1178115, 1570820, 1884984, 2356230, 3141640, 4712460, 9424920, 10760117, 21520234, 32280351, 43040468, 53800585, 64560702, 86080936, 107601170, 129121404, 161401755, 215202340, 258242808, 322803510, 430404680, 645607020, 1291214040]

約数ペア:

[(1, 1291214040), (2, 645607020), (3, 430404680), (4, 322803510), (5, 258242808), (6, 215202340), (8, 161401755), (10, 129121404), (12, 107601170), (15, 86080936), (20, 64560702), (24, 53800585), (30, 43040468), (40, 32280351), (60, 21520234), (120, 10760117), (137, 9424920), (274, 4712460), (411, 3141640), (548, 2356230), (685, 1884984), (822, 1570820), (1096, 1178115), (1370, 942492), (1644, 785410), (2055, 628328), (2740, 471246), (3288, 392705), (4110, 314164), (5480, 235623), (8220, 157082), (16440, 78541)]