256239396

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17839}}^1$

素因数の和:17878

約数の個数: 96

約数和(自身を含む): 799232000

約数和(自身を除く): 542992604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 378, 399, 513, 532, 684, 756, 798, 1026, 1197, 1596, 2052, 2394, 3591, 4788, 7182, 14364, 17839, 35678, 53517, 71356, 107034, 124873, 160551, 214068, 249746, 321102, 338941, 374619, 481653, 499492, 642204, 677882, 749238, 963306, 1016823, 1123857, 1355764, 1498476, 1926612, 2033646, 2247714, 2372587, 3050469, 3371571, 4067292, 4495428, 4745174, 6100938, 6743142, 7117761, 9151407, 9490348, 12201876, 13486284, 14235522, 18302814, 21353283, 28471044, 36605628, 42706566, 64059849, 85413132, 128119698, 256239396]

約数ペア:

[(1, 256239396), (2, 128119698), (3, 85413132), (4, 64059849), (6, 42706566), (7, 36605628), (9, 28471044), (12, 21353283), (14, 18302814), (18, 14235522), (19, 13486284), (21, 12201876), (27, 9490348), (28, 9151407), (36, 7117761), (38, 6743142), (42, 6100938), (54, 4745174), (57, 4495428), (63, 4067292), (76, 3371571), (84, 3050469), (108, 2372587), (114, 2247714), (126, 2033646), (133, 1926612), (171, 1498476), (189, 1355764), (228, 1123857), (252, 1016823), (266, 963306), (342, 749238), (378, 677882), (399, 642204), (513, 499492), (532, 481653), (684, 374619), (756, 338941), (798, 321102), (1026, 249746), (1197, 214068), (1596, 160551), (2052, 124873), (2394, 107034), (3591, 71356), (4788, 53517), (7182, 35678), (14364, 17839)]