254207916

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1$

素因数の和:185

約数の個数: 144

約数和(自身を含む): 720854400

約数和(自身を除く): 466646484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 43, 54, 57, 67, 76, 86, 108, 114, 129, 134, 171, 172, 201, 228, 258, 268, 342, 387, 402, 513, 516, 603, 684, 774, 804, 817, 1026, 1161, 1206, 1273, 1548, 1634, 1809, 1849, 2052, 2322, 2412, 2451, 2546, 2881, 3268, 3618, 3698, 3819, 4644, 4902, 5092, 5547, 5762, 7236, 7353, 7396, 7638, 8643, 9804, 11094, 11457, 11524, 14706, 15276, 16641, 17286, 22059, 22188, 22914, 25929, 29412, 33282, 34371, 34572, 35131, 44118, 45828, 49923, 51858, 54739, 66564, 68742, 70262, 77787, 88236, 99846, 103716, 105393, 109478, 123883, 137484, 140524, 155574, 164217, 199692, 210786, 218956, 247766, 311148, 316179, 328434, 371649, 421572, 492651, 495532, 632358, 656868, 743298, 948537, 985302, 1114947, 1264716, 1477953, 1486596, 1897074, 1970604, 2229894, 2353777, 2955906, 3344841, 3794148, 4459788, 4707554, 5911812, 6689682, 7061331, 9415108, 13379364, 14122662, 21183993, 28245324, 42367986, 63551979, 84735972, 127103958, 254207916]

約数ペア:

[(1, 254207916), (2, 127103958), (3, 84735972), (4, 63551979), (6, 42367986), (9, 28245324), (12, 21183993), (18, 14122662), (19, 13379364), (27, 9415108), (36, 7061331), (38, 6689682), (43, 5911812), (54, 4707554), (57, 4459788), (67, 3794148), (76, 3344841), (86, 2955906), (108, 2353777), (114, 2229894), (129, 1970604), (134, 1897074), (171, 1486596), (172, 1477953), (201, 1264716), (228, 1114947), (258, 985302), (268, 948537), (342, 743298), (387, 656868), (402, 632358), (513, 495532), (516, 492651), (603, 421572), (684, 371649), (774, 328434), (804, 316179), (817, 311148), (1026, 247766), (1161, 218956), (1206, 210786), (1273, 199692), (1548, 164217), (1634, 155574), (1809, 140524), (1849, 137484), (2052, 123883), (2322, 109478), (2412, 105393), (2451, 103716), (2546, 99846), (2881, 88236), (3268, 77787), (3618, 70262), (3698, 68742), (3819, 66564), (4644, 54739), (4902, 51858), (5092, 49923), (5547, 45828), (5762, 44118), (7236, 35131), (7353, 34572), (7396, 34371), (7638, 33282), (8643, 29412), (9804, 25929), (11094, 22914), (11457, 22188), (11524, 22059), (14706, 17286), (15276, 16641)]