231908976

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1$

素因数の和:180

約数の個数: 180

約数和(自身を含む): 726260808

約数和(自身を除く): 494351832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 43, 48, 52, 67, 72, 78, 86, 104, 117, 129, 134, 144, 156, 172, 201, 208, 234, 258, 268, 312, 344, 387, 402, 468, 516, 536, 559, 603, 624, 688, 774, 804, 871, 936, 1032, 1072, 1118, 1206, 1548, 1608, 1677, 1742, 1849, 1872, 2064, 2236, 2412, 2613, 2881, 3096, 3216, 3354, 3484, 3698, 4472, 4824, 5031, 5226, 5547, 5762, 6192, 6708, 6968, 7396, 7839, 8643, 8944, 9648, 10062, 10452, 11094, 11524, 13416, 13936, 14792, 15678, 16641, 17286, 20124, 20904, 22188, 23048, 24037, 25929, 26832, 29584, 31356, 33282, 34572, 37453, 40248, 41808, 44376, 46096, 48074, 51858, 62712, 66564, 69144, 72111, 74906, 80496, 88752, 96148, 103716, 112359, 123883, 125424, 133128, 138288, 144222, 149812, 192296, 207432, 216333, 224718, 247766, 266256, 288444, 299624, 337077, 371649, 384592, 414864, 432666, 449436, 495532, 576888, 599248, 674154, 743298, 865332, 898872, 991064, 1114947, 1153776, 1348308, 1486596, 1610479, 1730664, 1797744, 1982128, 2229894, 2696616, 2973192, 3220958, 3461328, 4459788, 4831437, 5393232, 5946384, 6441916, 8919576, 9662874, 12883832, 14494311, 17839152, 19325748, 25767664, 28988622, 38651496, 57977244, 77302992, 115954488, 231908976]

約数ペア:

[(1, 231908976), (2, 115954488), (3, 77302992), (4, 57977244), (6, 38651496), (8, 28988622), (9, 25767664), (12, 19325748), (13, 17839152), (16, 14494311), (18, 12883832), (24, 9662874), (26, 8919576), (36, 6441916), (39, 5946384), (43, 5393232), (48, 4831437), (52, 4459788), (67, 3461328), (72, 3220958), (78, 2973192), (86, 2696616), (104, 2229894), (117, 1982128), (129, 1797744), (134, 1730664), (144, 1610479), (156, 1486596), (172, 1348308), (201, 1153776), (208, 1114947), (234, 991064), (258, 898872), (268, 865332), (312, 743298), (344, 674154), (387, 599248), (402, 576888), (468, 495532), (516, 449436), (536, 432666), (559, 414864), (603, 384592), (624, 371649), (688, 337077), (774, 299624), (804, 288444), (871, 266256), (936, 247766), (1032, 224718), (1072, 216333), (1118, 207432), (1206, 192296), (1548, 149812), (1608, 144222), (1677, 138288), (1742, 133128), (1849, 125424), (1872, 123883), (2064, 112359), (2236, 103716), (2412, 96148), (2613, 88752), (2881, 80496), (3096, 74906), (3216, 72111), (3354, 69144), (3484, 66564), (3698, 62712), (4472, 51858), (4824, 48074), (5031, 46096), (5226, 44376), (5547, 41808), (5762, 40248), (6192, 37453), (6708, 34572), (6968, 33282), (7396, 31356), (7839, 29584), (8643, 26832), (8944, 25929), (9648, 24037), (10062, 23048), (10452, 22188), (11094, 20904), (11524, 20124), (13416, 17286), (13936, 16641), (14792, 15678)]