131491872

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:391

約数の個数: 144

約数和(自身を含む): 401218272

約数和(自身を除く): 269726400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 107, 136, 144, 153, 204, 214, 251, 272, 288, 306, 321, 408, 428, 502, 544, 612, 642, 753, 816, 856, 963, 1004, 1224, 1284, 1506, 1632, 1712, 1819, 1926, 2008, 2259, 2448, 2568, 3012, 3424, 3638, 3852, 4016, 4267, 4518, 4896, 5136, 5457, 6024, 7276, 7704, 8032, 8534, 9036, 10272, 10914, 12048, 12801, 14552, 15408, 16371, 17068, 18072, 21828, 24096, 25602, 26857, 29104, 30816, 32742, 34136, 36144, 38403, 43656, 51204, 53714, 58208, 65484, 68272, 72288, 76806, 80571, 87312, 102408, 107428, 130968, 136544, 153612, 161142, 174624, 204816, 214856, 241713, 261936, 307224, 322284, 409632, 429712, 456569, 483426, 523872, 614448, 644568, 859424, 913138, 966852, 1228896, 1289136, 1369707, 1826276, 1933704, 2578272, 2739414, 3652552, 3867408, 4109121, 5478828, 7305104, 7734816, 8218242, 10957656, 14610208, 16436484, 21915312, 32872968, 43830624, 65745936, 131491872]

約数ペア:

[(1, 131491872), (2, 65745936), (3, 43830624), (4, 32872968), (6, 21915312), (8, 16436484), (9, 14610208), (12, 10957656), (16, 8218242), (17, 7734816), (18, 7305104), (24, 5478828), (32, 4109121), (34, 3867408), (36, 3652552), (48, 2739414), (51, 2578272), (68, 1933704), (72, 1826276), (96, 1369707), (102, 1289136), (107, 1228896), (136, 966852), (144, 913138), (153, 859424), (204, 644568), (214, 614448), (251, 523872), (272, 483426), (288, 456569), (306, 429712), (321, 409632), (408, 322284), (428, 307224), (502, 261936), (544, 241713), (612, 214856), (642, 204816), (753, 174624), (816, 161142), (856, 153612), (963, 136544), (1004, 130968), (1224, 107428), (1284, 102408), (1506, 87312), (1632, 80571), (1712, 76806), (1819, 72288), (1926, 68272), (2008, 65484), (2259, 58208), (2448, 53714), (2568, 51204), (3012, 43656), (3424, 38403), (3638, 36144), (3852, 34136), (4016, 32742), (4267, 30816), (4518, 29104), (4896, 26857), (5136, 25602), (5457, 24096), (6024, 21828), (7276, 18072), (7704, 17068), (8032, 16371), (8534, 15408), (9036, 14552), (10272, 12801), (10914, 12048)]