172696720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2251}}^1$

素因数の和:2408

約数の個数: 80

約数和(自身を含む): 462434688

約数和(自身を除く): 289737968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1096, 1370, 1918, 2192, 2251, 2740, 3836, 4502, 4795, 5480, 7672, 9004, 9590, 10960, 11255, 15344, 15757, 18008, 19180, 22510, 31514, 36016, 38360, 45020, 63028, 76720, 78785, 90040, 126056, 157570, 180080, 252112, 308387, 315140, 616774, 630280, 1233548, 1260560, 1541935, 2158709, 2467096, 3083870, 4317418, 4934192, 6167740, 8634836, 10793545, 12335480, 17269672, 21587090, 24670960, 34539344, 43174180, 86348360, 172696720]

約数ペア:

[(1, 172696720), (2, 86348360), (4, 43174180), (5, 34539344), (7, 24670960), (8, 21587090), (10, 17269672), (14, 12335480), (16, 10793545), (20, 8634836), (28, 6167740), (35, 4934192), (40, 4317418), (56, 3083870), (70, 2467096), (80, 2158709), (112, 1541935), (137, 1260560), (140, 1233548), (274, 630280), (280, 616774), (548, 315140), (560, 308387), (685, 252112), (959, 180080), (1096, 157570), (1370, 126056), (1918, 90040), (2192, 78785), (2251, 76720), (2740, 63028), (3836, 45020), (4502, 38360), (4795, 36016), (5480, 31514), (7672, 22510), (9004, 19180), (9590, 18008), (10960, 15757), (11255, 15344)]