81120144

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{241429}}^1$

素因数の和:241447

約数の個数: 40

約数和(自身を含む): 239498560

約数和(自身を除く): 158378416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 241429, 482858, 724287, 965716, 1448574, 1690003, 1931432, 2897148, 3380006, 3862864, 5070009, 5794296, 6760012, 10140018, 11588592, 13520024, 20280036, 27040048, 40560072, 81120144]

約数ペア:

[(1, 81120144), (2, 40560072), (3, 27040048), (4, 20280036), (6, 13520024), (7, 11588592), (8, 10140018), (12, 6760012), (14, 5794296), (16, 5070009), (21, 3862864), (24, 3380006), (28, 2897148), (42, 1931432), (48, 1690003), (56, 1448574), (84, 965716), (112, 724287), (168, 482858), (336, 241429)]