68691206.000000000

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26053}}^1$

素因数の和:26092

約数の個数: 80

約数和(自身を含む): 775367040

約数和(自身を除く): 498163120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 26053, 52106, 104212, 130265, 182371, 208424, 260530, 364742, 416848, 495007, 521060, 729484, 911855, 990014, 1042120, 1458968, 1823710, 1980028, 2084240, 2475035, 2917936, 3465049, 3647420, 3960056, 4950070, 6930098, 7294840, 7920112, 9900140, 13860196, 14589680, 17325245, 19800280, 27720392, 34650490, 39600560, 55440784, 69300980, 138601960, 277203920]

約数ペア:

[(1, 277203920), (2, 138601960), (4, 69300980), (5, 55440784), (7, 39600560), (8, 34650490), (10, 27720392), (14, 19800280), (16, 17325245), (19, 14589680), (20, 13860196), (28, 9900140), (35, 7920112), (38, 7294840), (40, 6930098), (56, 4950070), (70, 3960056), (76, 3647420), (80, 3465049), (95, 2917936), (112, 2475035), (133, 2084240), (140, 1980028), (152, 1823710), (190, 1458968), (266, 1042120), (280, 990014), (304, 911855), (380, 729484), (532, 521060), (560, 495007), (665, 416848), (760, 364742), (1064, 260530), (1330, 208424), (1520, 182371), (2128, 130265), (2660, 104212), (5320, 52106), (10640, 26053)]