239798416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 549214848

約数和(自身を除く): 309416432

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 311, 337, 572, 622, 674, 1144, 1244, 1348, 2288, 2488, 2696, 3421, 3707, 4043, 4381, 4976, 5392, 6842, 7414, 8086, 8762, 13684, 14828, 16172, 17524, 27368, 29656, 32344, 35048, 44473, 48191, 54736, 59312, 64688, 70096, 88946, 96382, 104807, 177892, 192764, 209614, 355784, 385528, 419228, 711568, 771056, 838456, 1152877, 1362491, 1676912, 2305754, 2724982, 4611508, 5449964, 9223016, 10899928, 14987401, 18446032, 21799856, 29974802, 59949604, 119899208, 239798416]

約数ペア:

[(1, 239798416), (2, 119899208), (4, 59949604), (8, 29974802), (11, 21799856), (13, 18446032), (16, 14987401), (22, 10899928), (26, 9223016), (44, 5449964), (52, 4611508), (88, 2724982), (104, 2305754), (143, 1676912), (176, 1362491), (208, 1152877), (286, 838456), (311, 771056), (337, 711568), (572, 419228), (622, 385528), (674, 355784), (1144, 209614), (1244, 192764), (1348, 177892), (2288, 104807), (2488, 96382), (2696, 88946), (3421, 70096), (3707, 64688), (4043, 59312), (4381, 54736), (4976, 48191), (5392, 44473), (6842, 35048), (7414, 32344), (8086, 29656), (8762, 27368), (13684, 17524), (14828, 16172)]