78240708

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:471

約数の個数: 192

約数和(自身を含む): 263424000

約数和(自身を除く): 185183292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 27, 28, 36, 38, 39, 42, 52, 54, 57, 63, 76, 78, 84, 91, 108, 114, 117, 126, 133, 156, 171, 182, 189, 228, 234, 247, 252, 266, 273, 342, 351, 364, 378, 399, 419, 468, 494, 513, 532, 546, 684, 702, 741, 756, 798, 819, 838, 988, 1026, 1092, 1197, 1257, 1404, 1482, 1596, 1638, 1676, 1729, 2052, 2223, 2394, 2457, 2514, 2933, 2964, 3276, 3458, 3591, 3771, 4446, 4788, 4914, 5028, 5187, 5447, 5866, 6669, 6916, 7182, 7542, 7961, 8799, 8892, 9828, 10374, 10894, 11313, 11732, 13338, 14364, 15084, 15561, 15922, 16341, 17598, 20748, 21788, 22626, 23883, 26397, 26676, 31122, 31844, 32682, 35196, 38129, 45252, 46683, 47766, 49023, 52794, 55727, 62244, 65364, 71649, 76258, 79191, 93366, 95532, 98046, 103493, 105588, 111454, 114387, 143298, 147069, 152516, 158382, 167181, 186732, 196092, 206986, 214947, 222908, 228774, 286596, 294138, 310479, 316764, 334362, 343161, 413972, 429894, 457548, 501543, 588276, 620958, 668724, 686322, 724451, 859788, 931437, 1003086, 1029483, 1241916, 1372644, 1448902, 1504629, 1862874, 2006172, 2058966, 2173353, 2794311, 2897804, 3009258, 3725748, 4117932, 4346706, 5588622, 6018516, 6520059, 8693412, 11177244, 13040118, 19560177, 26080236, 39120354, 78240708]

約数ペア:

[(1, 78240708), (2, 39120354), (3, 26080236), (4, 19560177), (6, 13040118), (7, 11177244), (9, 8693412), (12, 6520059), (13, 6018516), (14, 5588622), (18, 4346706), (19, 4117932), (21, 3725748), (26, 3009258), (27, 2897804), (28, 2794311), (36, 2173353), (38, 2058966), (39, 2006172), (42, 1862874), (52, 1504629), (54, 1448902), (57, 1372644), (63, 1241916), (76, 1029483), (78, 1003086), (84, 931437), (91, 859788), (108, 724451), (114, 686322), (117, 668724), (126, 620958), (133, 588276), (156, 501543), (171, 457548), (182, 429894), (189, 413972), (228, 343161), (234, 334362), (247, 316764), (252, 310479), (266, 294138), (273, 286596), (342, 228774), (351, 222908), (364, 214947), (378, 206986), (399, 196092), (419, 186732), (468, 167181), (494, 158382), (513, 152516), (532, 147069), (546, 143298), (684, 114387), (702, 111454), (741, 105588), (756, 103493), (798, 98046), (819, 95532), (838, 93366), (988, 79191), (1026, 76258), (1092, 71649), (1197, 65364), (1257, 62244), (1404, 55727), (1482, 52794), (1596, 49023), (1638, 47766), (1676, 46683), (1729, 45252), (2052, 38129), (2223, 35196), (2394, 32682), (2457, 31844), (2514, 31122), (2933, 26676), (2964, 26397), (3276, 23883), (3458, 22626), (3591, 21788), (3771, 20748), (4446, 17598), (4788, 16341), (4914, 15922), (5028, 15561), (5187, 15084), (5447, 14364), (5866, 13338), (6669, 11732), (6916, 11313), (7182, 10894), (7542, 10374), (7961, 9828), (8799, 8892)]