320410896

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{513479}}^1$

素因数の和:513503

約数の個数: 40

約数和(自身を含む): 891401280

約数和(自身を除く): 570990384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 513479, 1026958, 1540437, 2053916, 3080874, 4107832, 6161748, 6675227, 8215664, 12323496, 13350454, 20025681, 24646992, 26700908, 40051362, 53401816, 80102724, 106803632, 160205448, 320410896]

約数ペア:

[(1, 320410896), (2, 160205448), (3, 106803632), (4, 80102724), (6, 53401816), (8, 40051362), (12, 26700908), (13, 24646992), (16, 20025681), (24, 13350454), (26, 12323496), (39, 8215664), (48, 6675227), (52, 6161748), (78, 4107832), (104, 3080874), (156, 2053916), (208, 1540437), (312, 1026958), (624, 513479)]