68195120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2591}}^1$

素因数の和:2658

約数の個数: 80

約数和(自身を含む): 185131008

約数和(自身を除く): 116935888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2591, 2632, 3290, 3760, 5182, 5264, 6580, 10364, 12955, 13160, 18137, 20728, 25910, 26320, 36274, 41456, 51820, 72548, 90685, 103640, 121777, 145096, 181370, 207280, 243554, 290192, 362740, 487108, 608885, 725480, 852439, 974216, 1217770, 1450960, 1704878, 1948432, 2435540, 3409756, 4262195, 4871080, 6819512, 8524390, 9742160, 13639024, 17048780, 34097560, 68195120]

約数ペア:

[(1, 68195120), (2, 34097560), (4, 17048780), (5, 13639024), (7, 9742160), (8, 8524390), (10, 6819512), (14, 4871080), (16, 4262195), (20, 3409756), (28, 2435540), (35, 1948432), (40, 1704878), (47, 1450960), (56, 1217770), (70, 974216), (80, 852439), (94, 725480), (112, 608885), (140, 487108), (188, 362740), (235, 290192), (280, 243554), (329, 207280), (376, 181370), (470, 145096), (560, 121777), (658, 103640), (752, 90685), (940, 72548), (1316, 51820), (1645, 41456), (1880, 36274), (2591, 26320), (2632, 25910), (3290, 20728), (3760, 18137), (5182, 13160), (5264, 12955), (6580, 10364)]