157680216

素因数分解:

$2^3\times 3^3\times {\mathrm{823}}^1\times {\mathrm{887}}^1$

素因数の和:1725

約数の個数: 64

約数和(自身を含む): 439027200

約数和(自身を除く): 281346984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 823, 887, 1646, 1774, 2469, 2661, 3292, 3548, 4938, 5322, 6584, 7096, 7407, 7983, 9876, 10644, 14814, 15966, 19752, 21288, 22221, 23949, 29628, 31932, 44442, 47898, 59256, 63864, 88884, 95796, 177768, 191592, 730001, 1460002, 2190003, 2920004, 4380006, 5840008, 6570009, 8760012, 13140018, 17520024, 19710027, 26280036, 39420054, 52560072, 78840108, 157680216]

約数ペア:

[(1, 157680216), (2, 78840108), (3, 52560072), (4, 39420054), (6, 26280036), (8, 19710027), (9, 17520024), (12, 13140018), (18, 8760012), (24, 6570009), (27, 5840008), (36, 4380006), (54, 2920004), (72, 2190003), (108, 1460002), (216, 730001), (823, 191592), (887, 177768), (1646, 95796), (1774, 88884), (2469, 63864), (2661, 59256), (3292, 47898), (3548, 44442), (4938, 31932), (5322, 29628), (6584, 23949), (7096, 22221), (7407, 21288), (7983, 19752), (9876, 15966), (10644, 14814)]