128907288

素因数分解:

$2^3\times 3^4\times {\mathrm{331}}^1\times {\mathrm{601}}^1$

素因数の和:950

約数の個数: 80

約数和(自身を含む): 362753160

約数和(自身を除く): 233845872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 331, 601, 648, 662, 993, 1202, 1324, 1803, 1986, 2404, 2648, 2979, 3606, 3972, 4808, 5409, 5958, 7212, 7944, 8937, 10818, 11916, 14424, 16227, 17874, 21636, 23832, 26811, 32454, 35748, 43272, 48681, 53622, 64908, 71496, 97362, 107244, 129816, 194724, 198931, 214488, 389448, 397862, 596793, 795724, 1193586, 1591448, 1790379, 2387172, 3580758, 4774344, 5371137, 7161516, 10742274, 14323032, 16113411, 21484548, 32226822, 42969096, 64453644, 128907288]

約数ペア:

[(1, 128907288), (2, 64453644), (3, 42969096), (4, 32226822), (6, 21484548), (8, 16113411), (9, 14323032), (12, 10742274), (18, 7161516), (24, 5371137), (27, 4774344), (36, 3580758), (54, 2387172), (72, 1790379), (81, 1591448), (108, 1193586), (162, 795724), (216, 596793), (324, 397862), (331, 389448), (601, 214488), (648, 198931), (662, 194724), (993, 129816), (1202, 107244), (1324, 97362), (1803, 71496), (1986, 64908), (2404, 53622), (2648, 48681), (2979, 43272), (3606, 35748), (3972, 32454), (4808, 26811), (5409, 23832), (5958, 21636), (7212, 17874), (7944, 16227), (8937, 14424), (10818, 11916)]