68127948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{661}}^1$

素因数の和:1087

約数の個数: 72

約数和(自身を含む): 197593760

約数和(自身を除く): 129465812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 409, 661, 818, 1227, 1322, 1636, 1983, 2454, 2644, 2863, 3681, 3966, 4627, 4908, 5726, 5949, 7362, 7932, 8589, 9254, 11452, 11898, 13881, 14724, 17178, 18508, 23796, 25767, 27762, 34356, 41643, 51534, 55524, 83286, 103068, 166572, 270349, 540698, 811047, 1081396, 1622094, 1892443, 2433141, 3244188, 3784886, 4866282, 5677329, 7569772, 9732564, 11354658, 17031987, 22709316, 34063974, 68127948]

約数ペア:

[(1, 68127948), (2, 34063974), (3, 22709316), (4, 17031987), (6, 11354658), (7, 9732564), (9, 7569772), (12, 5677329), (14, 4866282), (18, 3784886), (21, 3244188), (28, 2433141), (36, 1892443), (42, 1622094), (63, 1081396), (84, 811047), (126, 540698), (252, 270349), (409, 166572), (661, 103068), (818, 83286), (1227, 55524), (1322, 51534), (1636, 41643), (1983, 34356), (2454, 27762), (2644, 25767), (2863, 23796), (3681, 18508), (3966, 17178), (4627, 14724), (4908, 13881), (5726, 11898), (5949, 11452), (7362, 9254), (7932, 8589)]