259931646

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 650496000

約数和(自身を除く): 390564354

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 79, 86, 109, 117, 129, 158, 218, 234, 237, 258, 327, 351, 387, 474, 559, 654, 702, 711, 774, 981, 1027, 1118, 1161, 1417, 1422, 1677, 1962, 2054, 2133, 2322, 2834, 2943, 3081, 3354, 3397, 4251, 4266, 4687, 5031, 5886, 6162, 6794, 8502, 8611, 9243, 9374, 10062, 10191, 12753, 14061, 15093, 17222, 18486, 20382, 25506, 25833, 27729, 28122, 30186, 30573, 38259, 42183, 44161, 51666, 55458, 60931, 61146, 76518, 77499, 84366, 88322, 91719, 111943, 121862, 126549, 132483, 154998, 182793, 183438, 223886, 232497, 253098, 264966, 335829, 365586, 370273, 397449, 464994, 548379, 671658, 740546, 794898, 1007487, 1096758, 1110819, 1192347, 1645137, 2014974, 2221638, 2384694, 3022461, 3290274, 3332457, 4813549, 6044922, 6664914, 9627098, 9997371, 14440647, 19994742, 28881294, 43321941, 86643882, 129965823, 259931646]

約数ペア:

[(1, 259931646), (2, 129965823), (3, 86643882), (6, 43321941), (9, 28881294), (13, 19994742), (18, 14440647), (26, 9997371), (27, 9627098), (39, 6664914), (43, 6044922), (54, 4813549), (78, 3332457), (79, 3290274), (86, 3022461), (109, 2384694), (117, 2221638), (129, 2014974), (158, 1645137), (218, 1192347), (234, 1110819), (237, 1096758), (258, 1007487), (327, 794898), (351, 740546), (387, 671658), (474, 548379), (559, 464994), (654, 397449), (702, 370273), (711, 365586), (774, 335829), (981, 264966), (1027, 253098), (1118, 232497), (1161, 223886), (1417, 183438), (1422, 182793), (1677, 154998), (1962, 132483), (2054, 126549), (2133, 121862), (2322, 111943), (2834, 91719), (2943, 88322), (3081, 84366), (3354, 77499), (3397, 76518), (4251, 61146), (4266, 60931), (4687, 55458), (5031, 51666), (5886, 44161), (6162, 42183), (6794, 38259), (8502, 30573), (8611, 30186), (9243, 28122), (9374, 27729), (10062, 25833), (10191, 25506), (12753, 20382), (14061, 18486), (15093, 17222)]