256225032

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1038

約数の個数: 192

約数和(自身を含む): 866611200

約数和(自身を除く): 610386168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 81, 84, 108, 114, 126, 133, 152, 162, 168, 171, 189, 216, 228, 243, 252, 266, 324, 342, 378, 399, 456, 486, 504, 513, 532, 567, 648, 684, 756, 798, 972, 991, 1026, 1064, 1134, 1197, 1368, 1512, 1539, 1596, 1701, 1944, 1982, 2052, 2268, 2394, 2973, 3078, 3192, 3402, 3591, 3964, 4104, 4536, 4617, 4788, 5946, 6156, 6804, 6937, 7182, 7928, 8919, 9234, 9576, 10773, 11892, 12312, 13608, 13874, 14364, 17838, 18468, 18829, 20811, 21546, 23784, 26757, 27748, 28728, 32319, 35676, 36936, 37658, 41622, 43092, 53514, 55496, 56487, 62433, 64638, 71352, 75316, 80271, 83244, 86184, 107028, 112974, 124866, 129276, 131803, 150632, 160542, 166488, 169461, 187299, 214056, 225948, 240813, 249732, 258552, 263606, 321084, 338922, 374598, 395409, 451896, 481626, 499464, 508383, 527212, 561897, 642168, 677844, 749196, 790818, 963252, 1016766, 1054424, 1123794, 1186227, 1355688, 1498392, 1525149, 1581636, 1685691, 1926504, 2033532, 2247588, 2372454, 3050298, 3163272, 3371382, 3558681, 4067064, 4495176, 4575447, 4744908, 6100596, 6742764, 7117362, 9150894, 9489816, 10676043, 12201192, 13485528, 14234724, 18301788, 21352086, 28469448, 32028129, 36603576, 42704172, 64056258, 85408344, 128112516, 256225032]

約数ペア:

[(1, 256225032), (2, 128112516), (3, 85408344), (4, 64056258), (6, 42704172), (7, 36603576), (8, 32028129), (9, 28469448), (12, 21352086), (14, 18301788), (18, 14234724), (19, 13485528), (21, 12201192), (24, 10676043), (27, 9489816), (28, 9150894), (36, 7117362), (38, 6742764), (42, 6100596), (54, 4744908), (56, 4575447), (57, 4495176), (63, 4067064), (72, 3558681), (76, 3371382), (81, 3163272), (84, 3050298), (108, 2372454), (114, 2247588), (126, 2033532), (133, 1926504), (152, 1685691), (162, 1581636), (168, 1525149), (171, 1498392), (189, 1355688), (216, 1186227), (228, 1123794), (243, 1054424), (252, 1016766), (266, 963252), (324, 790818), (342, 749196), (378, 677844), (399, 642168), (456, 561897), (486, 527212), (504, 508383), (513, 499464), (532, 481626), (567, 451896), (648, 395409), (684, 374598), (756, 338922), (798, 321084), (972, 263606), (991, 258552), (1026, 249732), (1064, 240813), (1134, 225948), (1197, 214056), (1368, 187299), (1512, 169461), (1539, 166488), (1596, 160542), (1701, 150632), (1944, 131803), (1982, 129276), (2052, 124866), (2268, 112974), (2394, 107028), (2973, 86184), (3078, 83244), (3192, 80271), (3402, 75316), (3591, 71352), (3964, 64638), (4104, 62433), (4536, 56487), (4617, 55496), (4788, 53514), (5946, 43092), (6156, 41622), (6804, 37658), (6937, 36936), (7182, 35676), (7928, 32319), (8919, 28728), (9234, 27748), (9576, 26757), (10773, 23784), (11892, 21546), (12312, 20811), (13608, 18829), (13874, 18468), (14364, 17838)]