168393396

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 421412544

約数和(自身を除く): 253019148

約数列:

[1, 2, 3, 4, 6, 12, 23, 41, 46, 69, 82, 92, 123, 138, 164, 246, 276, 492, 529, 647, 943, 1058, 1294, 1587, 1886, 1941, 2116, 2588, 2829, 3174, 3772, 3882, 5658, 6348, 7764, 11316, 14881, 21689, 26527, 29762, 43378, 44643, 53054, 59524, 65067, 79581, 86756, 89286, 106108, 130134, 159162, 178572, 260268, 318324, 342263, 610121, 684526, 1026789, 1220242, 1369052, 1830363, 2053578, 2440484, 3660726, 4107156, 7321452, 14032783, 28065566, 42098349, 56131132, 84196698, 168393396]

約数ペア:

[(1, 168393396), (2, 84196698), (3, 56131132), (4, 42098349), (6, 28065566), (12, 14032783), (23, 7321452), (41, 4107156), (46, 3660726), (69, 2440484), (82, 2053578), (92, 1830363), (123, 1369052), (138, 1220242), (164, 1026789), (246, 684526), (276, 610121), (492, 342263), (529, 318324), (647, 260268), (943, 178572), (1058, 159162), (1294, 130134), (1587, 106108), (1886, 89286), (1941, 86756), (2116, 79581), (2588, 65067), (2829, 59524), (3174, 53054), (3772, 44643), (3882, 43378), (5658, 29762), (6348, 26527), (7764, 21689), (11316, 14881)]