138601960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26053}}^1$

素因数の和:26090

約数の個数: 64

約数和(自身を含む): 375177600

約数和(自身を除く): 236575640

約数列:

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

約数ペア:

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