121774995

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1$

素因数の和:826

約数の個数: 80

約数和(自身を含む): 241496640

約数和(自身を除く): 119721645

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 81, 85, 115, 135, 153, 207, 255, 345, 391, 405, 459, 621, 765, 769, 1035, 1173, 1377, 1863, 1955, 2295, 2307, 3105, 3519, 3845, 5865, 6885, 6921, 9315, 10557, 11535, 13073, 17595, 17687, 20763, 31671, 34605, 39219, 52785, 53061, 62289, 65365, 88435, 103815, 117657, 158355, 159183, 196095, 265305, 300679, 311445, 352971, 477549, 588285, 795915, 902037, 1058913, 1432647, 1503395, 1764855, 2387745, 2706111, 4510185, 5294565, 7163235, 8118333, 13530555, 24354999, 40591665, 121774995]

約数ペア:

[(1, 121774995), (3, 40591665), (5, 24354999), (9, 13530555), (15, 8118333), (17, 7163235), (23, 5294565), (27, 4510185), (45, 2706111), (51, 2387745), (69, 1764855), (81, 1503395), (85, 1432647), (115, 1058913), (135, 902037), (153, 795915), (207, 588285), (255, 477549), (345, 352971), (391, 311445), (405, 300679), (459, 265305), (621, 196095), (765, 159183), (769, 158355), (1035, 117657), (1173, 103815), (1377, 88435), (1863, 65365), (1955, 62289), (2295, 53061), (2307, 52785), (3105, 39219), (3519, 34605), (3845, 31671), (5865, 20763), (6885, 17687), (6921, 17595), (9315, 13073), (10557, 11535)]