78157128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 236390400

約数和(自身を除く): 158233272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 113, 138, 161, 168, 179, 184, 226, 276, 322, 339, 358, 452, 483, 537, 552, 644, 678, 716, 791, 904, 966, 1074, 1253, 1288, 1356, 1432, 1582, 1932, 2148, 2373, 2506, 2599, 2712, 3164, 3759, 3864, 4117, 4296, 4746, 5012, 5198, 6328, 7518, 7797, 8234, 9492, 10024, 10396, 12351, 15036, 15594, 16468, 18193, 18984, 20227, 20792, 24702, 28819, 30072, 31188, 32936, 36386, 40454, 49404, 54579, 57638, 60681, 62376, 72772, 80908, 86457, 98808, 109158, 115276, 121362, 141589, 145544, 161816, 172914, 218316, 230552, 242724, 283178, 345828, 424767, 436632, 465221, 485448, 566356, 691656, 849534, 930442, 1132712, 1395663, 1699068, 1860884, 2791326, 3256547, 3398136, 3721768, 5582652, 6513094, 9769641, 11165304, 13026188, 19539282, 26052376, 39078564, 78157128]

約数ペア:

[(1, 78157128), (2, 39078564), (3, 26052376), (4, 19539282), (6, 13026188), (7, 11165304), (8, 9769641), (12, 6513094), (14, 5582652), (21, 3721768), (23, 3398136), (24, 3256547), (28, 2791326), (42, 1860884), (46, 1699068), (56, 1395663), (69, 1132712), (84, 930442), (92, 849534), (113, 691656), (138, 566356), (161, 485448), (168, 465221), (179, 436632), (184, 424767), (226, 345828), (276, 283178), (322, 242724), (339, 230552), (358, 218316), (452, 172914), (483, 161816), (537, 145544), (552, 141589), (644, 121362), (678, 115276), (716, 109158), (791, 98808), (904, 86457), (966, 80908), (1074, 72772), (1253, 62376), (1288, 60681), (1356, 57638), (1432, 54579), (1582, 49404), (1932, 40454), (2148, 36386), (2373, 32936), (2506, 31188), (2599, 30072), (2712, 28819), (3164, 24702), (3759, 20792), (3864, 20227), (4117, 18984), (4296, 18193), (4746, 16468), (5012, 15594), (5198, 15036), (6328, 12351), (7518, 10396), (7797, 10024), (8234, 9492)]