291661884

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:349

約数の個数: 120

約数和(自身を含む): 790352640

約数和(自身を除く): 498690756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 107, 108, 141, 162, 179, 188, 214, 282, 321, 324, 358, 423, 428, 537, 564, 642, 716, 846, 963, 1074, 1269, 1284, 1611, 1692, 1926, 2148, 2538, 2889, 3222, 3807, 3852, 4833, 5029, 5076, 5778, 6444, 7614, 8413, 8667, 9666, 10058, 11556, 14499, 15087, 15228, 16826, 17334, 19153, 19332, 20116, 25239, 28998, 30174, 33652, 34668, 38306, 45261, 50478, 57459, 57996, 60348, 75717, 76612, 90522, 100956, 114918, 135783, 151434, 172377, 181044, 227151, 229836, 271566, 302868, 344754, 407349, 454302, 517131, 543132, 681453, 689508, 814698, 900191, 908604, 1034262, 1362906, 1551393, 1629396, 1800382, 2068524, 2700573, 2725812, 3102786, 3600764, 5401146, 6205572, 8101719, 10802292, 16203438, 24305157, 32406876, 48610314, 72915471, 97220628, 145830942, 291661884]

約数ペア:

[(1, 291661884), (2, 145830942), (3, 97220628), (4, 72915471), (6, 48610314), (9, 32406876), (12, 24305157), (18, 16203438), (27, 10802292), (36, 8101719), (47, 6205572), (54, 5401146), (81, 3600764), (94, 3102786), (107, 2725812), (108, 2700573), (141, 2068524), (162, 1800382), (179, 1629396), (188, 1551393), (214, 1362906), (282, 1034262), (321, 908604), (324, 900191), (358, 814698), (423, 689508), (428, 681453), (537, 543132), (564, 517131), (642, 454302), (716, 407349), (846, 344754), (963, 302868), (1074, 271566), (1269, 229836), (1284, 227151), (1611, 181044), (1692, 172377), (1926, 151434), (2148, 135783), (2538, 114918), (2889, 100956), (3222, 90522), (3807, 76612), (3852, 75717), (4833, 60348), (5029, 57996), (5076, 57459), (5778, 50478), (6444, 45261), (7614, 38306), (8413, 34668), (8667, 33652), (9666, 30174), (10058, 28998), (11556, 25239), (14499, 20116), (15087, 19332), (15228, 19153), (16826, 17334)]