261771648

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:424

約数の個数: 128

約数和(自身を含む): 734987520

約数和(自身を除く): 473215872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 107, 128, 138, 184, 192, 214, 276, 277, 321, 368, 384, 428, 552, 554, 642, 736, 831, 856, 1104, 1108, 1284, 1472, 1662, 1712, 2208, 2216, 2461, 2568, 2944, 3324, 3424, 4416, 4432, 4922, 5136, 6371, 6648, 6848, 7383, 8832, 8864, 9844, 10272, 12742, 13296, 13696, 14766, 17728, 19113, 19688, 20544, 25484, 26592, 29532, 29639, 35456, 38226, 39376, 41088, 50968, 53184, 59064, 59278, 76452, 78752, 88917, 101936, 106368, 118128, 118556, 152904, 157504, 177834, 203872, 236256, 237112, 305808, 315008, 355668, 407744, 472512, 474224, 611616, 681697, 711336, 815488, 945024, 948448, 1223232, 1363394, 1422672, 1896896, 2045091, 2446464, 2726788, 2845344, 3793792, 4090182, 5453576, 5690688, 8180364, 10907152, 11381376, 16360728, 21814304, 32721456, 43628608, 65442912, 87257216, 130885824, 261771648]

約数ペア:

[(1, 261771648), (2, 130885824), (3, 87257216), (4, 65442912), (6, 43628608), (8, 32721456), (12, 21814304), (16, 16360728), (23, 11381376), (24, 10907152), (32, 8180364), (46, 5690688), (48, 5453576), (64, 4090182), (69, 3793792), (92, 2845344), (96, 2726788), (107, 2446464), (128, 2045091), (138, 1896896), (184, 1422672), (192, 1363394), (214, 1223232), (276, 948448), (277, 945024), (321, 815488), (368, 711336), (384, 681697), (428, 611616), (552, 474224), (554, 472512), (642, 407744), (736, 355668), (831, 315008), (856, 305808), (1104, 237112), (1108, 236256), (1284, 203872), (1472, 177834), (1662, 157504), (1712, 152904), (2208, 118556), (2216, 118128), (2461, 106368), (2568, 101936), (2944, 88917), (3324, 78752), (3424, 76452), (4416, 59278), (4432, 59064), (4922, 53184), (5136, 50968), (6371, 41088), (6648, 39376), (6848, 38226), (7383, 35456), (8832, 29639), (8864, 29532), (9844, 26592), (10272, 25484), (12742, 20544), (13296, 19688), (13696, 19113), (14766, 17728)]