208429164

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{661}}^1$

素因数の和:1151

約数の個数: 72

約数和(自身を含む): 556636080

約数和(自身を除く): 348206916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 461, 661, 684, 922, 1322, 1383, 1844, 1983, 2644, 2766, 3966, 4149, 5532, 5949, 7932, 8298, 8759, 11898, 12559, 16596, 17518, 23796, 25118, 26277, 35036, 37677, 50236, 52554, 75354, 78831, 105108, 113031, 150708, 157662, 226062, 304721, 315324, 452124, 609442, 914163, 1218884, 1828326, 2742489, 3656652, 5484978, 5789699, 10969956, 11579398, 17369097, 23158796, 34738194, 52107291, 69476388, 104214582, 208429164]

約数ペア:

[(1, 208429164), (2, 104214582), (3, 69476388), (4, 52107291), (6, 34738194), (9, 23158796), (12, 17369097), (18, 11579398), (19, 10969956), (36, 5789699), (38, 5484978), (57, 3656652), (76, 2742489), (114, 1828326), (171, 1218884), (228, 914163), (342, 609442), (461, 452124), (661, 315324), (684, 304721), (922, 226062), (1322, 157662), (1383, 150708), (1844, 113031), (1983, 105108), (2644, 78831), (2766, 75354), (3966, 52554), (4149, 50236), (5532, 37677), (5949, 35036), (7932, 26277), (8298, 25118), (8759, 23796), (11898, 17518), (12559, 16596)]