320421504

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64187}}^1$

素因数の和:64217

約数の個数: 64

約数和(自身を含む): 916604640

約数和(自身を除く): 596183136

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4992, 64187, 128374, 192561, 256748, 385122, 513496, 770244, 834431, 1026992, 1540488, 1668862, 2053984, 2503293, 3080976, 3337724, 4107968, 5006586, 6161952, 6675448, 8215936, 10013172, 12323904, 13350896, 20026344, 24647808, 26701792, 40052688, 53403584, 80105376, 106807168, 160210752, 320421504]

約数ペア:

[(1, 320421504), (2, 160210752), (3, 106807168), (4, 80105376), (6, 53403584), (8, 40052688), (12, 26701792), (13, 24647808), (16, 20026344), (24, 13350896), (26, 12323904), (32, 10013172), (39, 8215936), (48, 6675448), (52, 6161952), (64, 5006586), (78, 4107968), (96, 3337724), (104, 3080976), (128, 2503293), (156, 2053984), (192, 1668862), (208, 1540488), (312, 1026992), (384, 834431), (416, 770244), (624, 513496), (832, 385122), (1248, 256748), (1664, 192561), (2496, 128374), (4992, 64187)]