171435880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{55661}}^1$

素因数の和:55690

約数の個数: 64

約数和(自身を含む): 480919680

約数和(自身を除く): 309483800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 55661, 111322, 222644, 278305, 389627, 445288, 556610, 612271, 779254, 1113220, 1224542, 1558508, 1948135, 2226440, 2449084, 3061355, 3117016, 3896270, 4285897, 4898168, 6122710, 7792540, 8571794, 12245420, 15585080, 17143588, 21429485, 24490840, 34287176, 42858970, 85717940, 171435880]

約数ペア:

[(1, 171435880), (2, 85717940), (4, 42858970), (5, 34287176), (7, 24490840), (8, 21429485), (10, 17143588), (11, 15585080), (14, 12245420), (20, 8571794), (22, 7792540), (28, 6122710), (35, 4898168), (40, 4285897), (44, 3896270), (55, 3117016), (56, 3061355), (70, 2449084), (77, 2226440), (88, 1948135), (110, 1558508), (140, 1224542), (154, 1113220), (220, 779254), (280, 612271), (308, 556610), (385, 445288), (440, 389627), (616, 278305), (770, 222644), (1540, 111322), (3080, 55661)]