291921168

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4157}}^1$

素因数の和:4205

約数の個数: 160

約数和(自身を含む): 989936640

約数和(自身を除く): 698015472

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 19, 21, 22, 24, 28, 33, 38, 42, 44, 48, 56, 57, 66, 76, 77, 84, 88, 112, 114, 132, 133, 152, 154, 168, 176, 209, 228, 231, 264, 266, 304, 308, 336, 399, 418, 456, 462, 528, 532, 616, 627, 798, 836, 912, 924, 1064, 1232, 1254, 1463, 1596, 1672, 1848, 2128, 2508, 2926, 3192, 3344, 3696, 4157, 4389, 5016, 5852, 6384, 8314, 8778, 10032, 11704, 12471, 16628, 17556, 23408, 24942, 29099, 33256, 35112, 45727, 49884, 58198, 66512, 70224, 78983, 87297, 91454, 99768, 116396, 137181, 157966, 174594, 182908, 199536, 232792, 236949, 274362, 315932, 320089, 349188, 365816, 465584, 473898, 548724, 552881, 631864, 640178, 698376, 731632, 868813, 947796, 960267, 1097448, 1105762, 1263728, 1280356, 1396752, 1658643, 1737626, 1895592, 1920534, 2194896, 2211524, 2560712, 2606439, 3317286, 3475252, 3791184, 3841068, 4423048, 5121424, 5212878, 6081691, 6634572, 6950504, 7682136, 8846096, 10425756, 12163382, 13269144, 13901008, 15364272, 18245073, 20851512, 24326764, 26538288, 36490146, 41703024, 48653528, 72980292, 97307056, 145960584, 291921168]

約数ペア:

[(1, 291921168), (2, 145960584), (3, 97307056), (4, 72980292), (6, 48653528), (7, 41703024), (8, 36490146), (11, 26538288), (12, 24326764), (14, 20851512), (16, 18245073), (19, 15364272), (21, 13901008), (22, 13269144), (24, 12163382), (28, 10425756), (33, 8846096), (38, 7682136), (42, 6950504), (44, 6634572), (48, 6081691), (56, 5212878), (57, 5121424), (66, 4423048), (76, 3841068), (77, 3791184), (84, 3475252), (88, 3317286), (112, 2606439), (114, 2560712), (132, 2211524), (133, 2194896), (152, 1920534), (154, 1895592), (168, 1737626), (176, 1658643), (209, 1396752), (228, 1280356), (231, 1263728), (264, 1105762), (266, 1097448), (304, 960267), (308, 947796), (336, 868813), (399, 731632), (418, 698376), (456, 640178), (462, 631864), (528, 552881), (532, 548724), (616, 473898), (627, 465584), (798, 365816), (836, 349188), (912, 320089), (924, 315932), (1064, 274362), (1232, 236949), (1254, 232792), (1463, 199536), (1596, 182908), (1672, 174594), (1848, 157966), (2128, 137181), (2508, 116396), (2926, 99768), (3192, 91454), (3344, 87297), (3696, 78983), (4157, 70224), (4389, 66512), (5016, 58198), (5852, 49884), (6384, 45727), (8314, 35112), (8778, 33256), (10032, 29099), (11704, 24942), (12471, 23408), (16628, 17556)]