220171386

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:543

約数の個数: 64

約数和(自身を含む): 482827392

約数和(自身を除く): 262656006

約数列:

[1, 2, 3, 6, 17, 34, 37, 51, 74, 102, 111, 222, 227, 257, 454, 514, 629, 681, 771, 1258, 1362, 1542, 1887, 3774, 3859, 4369, 7718, 8399, 8738, 9509, 11577, 13107, 16798, 19018, 23154, 25197, 26214, 28527, 50394, 57054, 58339, 116678, 142783, 161653, 175017, 285566, 323306, 350034, 428349, 484959, 856698, 969918, 991763, 1983526, 2158543, 2975289, 4317086, 5950578, 6475629, 12951258, 36695231, 73390462, 110085693, 220171386]

約数ペア:

[(1, 220171386), (2, 110085693), (3, 73390462), (6, 36695231), (17, 12951258), (34, 6475629), (37, 5950578), (51, 4317086), (74, 2975289), (102, 2158543), (111, 1983526), (222, 991763), (227, 969918), (257, 856698), (454, 484959), (514, 428349), (629, 350034), (681, 323306), (771, 285566), (1258, 175017), (1362, 161653), (1542, 142783), (1887, 116678), (3774, 58339), (3859, 57054), (4369, 50394), (7718, 28527), (8399, 26214), (8738, 25197), (9509, 23154), (11577, 19018), (13107, 16798)]