321815568

素因数分解:

$2^4\times 3^1\times {\mathrm{83}}^1\times {\mathrm{80777}}^1$

素因数の和:80871

約数の個数: 40

約数和(自身を含む): 841383648

約数和(自身を除く): 519568080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 83, 166, 249, 332, 498, 664, 996, 1328, 1992, 3984, 80777, 161554, 242331, 323108, 484662, 646216, 969324, 1292432, 1938648, 3877296, 6704491, 13408982, 20113473, 26817964, 40226946, 53635928, 80453892, 107271856, 160907784, 321815568]

約数ペア:

[(1, 321815568), (2, 160907784), (3, 107271856), (4, 80453892), (6, 53635928), (8, 40226946), (12, 26817964), (16, 20113473), (24, 13408982), (48, 6704491), (83, 3877296), (166, 1938648), (249, 1292432), (332, 969324), (498, 646216), (664, 484662), (996, 323108), (1328, 242331), (1992, 161554), (3984, 80777)]