251065776

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12979}}^1$

素因数の和:13034

約数の個数: 80

約数和(自身を含む): 721064960

約数和(自身を除く): 469999184

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 12979, 19344, 25958, 38937, 51916, 77874, 103832, 155748, 168727, 207664, 311496, 337454, 402349, 506181, 622992, 674908, 804698, 1012362, 1207047, 1349816, 1609396, 2024724, 2414094, 2699632, 3218792, 4049448, 4828188, 5230537, 6437584, 8098896, 9656376, 10461074, 15691611, 19312752, 20922148, 31383222, 41844296, 62766444, 83688592, 125532888, 251065776]

約数ペア:

[(1, 251065776), (2, 125532888), (3, 83688592), (4, 62766444), (6, 41844296), (8, 31383222), (12, 20922148), (13, 19312752), (16, 15691611), (24, 10461074), (26, 9656376), (31, 8098896), (39, 6437584), (48, 5230537), (52, 4828188), (62, 4049448), (78, 3218792), (93, 2699632), (104, 2414094), (124, 2024724), (156, 1609396), (186, 1349816), (208, 1207047), (248, 1012362), (312, 804698), (372, 674908), (403, 622992), (496, 506181), (624, 402349), (744, 337454), (806, 311496), (1209, 207664), (1488, 168727), (1612, 155748), (2418, 103832), (3224, 77874), (4836, 51916), (6448, 38937), (9672, 25958), (12979, 19344)]