280437768

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{99871}}^1$

素因数の和:99899

約数の個数: 64

約数和(自身を含む): 838924800

約数和(自身を除く): 558487032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 99871, 199742, 299613, 399484, 599226, 798968, 898839, 1198452, 1298323, 1797678, 2396904, 2596646, 2696517, 3595356, 3894969, 5193292, 5393034, 7190712, 7789938, 10386584, 10786068, 11684907, 15579876, 21572136, 23369814, 31159752, 35054721, 46739628, 70109442, 93479256, 140218884, 280437768]

約数ペア:

[(1, 280437768), (2, 140218884), (3, 93479256), (4, 70109442), (6, 46739628), (8, 35054721), (9, 31159752), (12, 23369814), (13, 21572136), (18, 15579876), (24, 11684907), (26, 10786068), (27, 10386584), (36, 7789938), (39, 7190712), (52, 5393034), (54, 5193292), (72, 3894969), (78, 3595356), (104, 2696517), (108, 2596646), (117, 2396904), (156, 1797678), (216, 1298323), (234, 1198452), (312, 898839), (351, 798968), (468, 599226), (702, 399484), (936, 299613), (1404, 199742), (2808, 99871)]