256424448

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{3407}}^1$

素因数の和:3442

約数の個数: 120

約数和(自身を含む): 794895552

約数和(自身を除く): 538471104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 384, 392, 448, 512, 588, 672, 768, 784, 896, 1176, 1344, 1536, 1568, 1792, 2352, 2688, 3136, 3407, 3584, 4704, 5376, 6272, 6814, 9408, 10221, 10752, 12544, 13628, 18816, 20442, 23849, 25088, 27256, 37632, 40884, 47698, 54512, 71547, 75264, 81768, 95396, 109024, 143094, 163536, 166943, 190792, 218048, 286188, 327072, 333886, 381584, 436096, 500829, 572376, 654144, 667772, 763168, 872192, 1001658, 1144752, 1308288, 1335544, 1526336, 1744384, 2003316, 2289504, 2616576, 2671088, 3052672, 4006632, 4579008, 5233152, 5342176, 6105344, 8013264, 9158016, 10684352, 12210688, 16026528, 18316032, 21368704, 32053056, 36632064, 42737408, 64106112, 85474816, 128212224, 256424448]

約数ペア:

[(1, 256424448), (2, 128212224), (3, 85474816), (4, 64106112), (6, 42737408), (7, 36632064), (8, 32053056), (12, 21368704), (14, 18316032), (16, 16026528), (21, 12210688), (24, 10684352), (28, 9158016), (32, 8013264), (42, 6105344), (48, 5342176), (49, 5233152), (56, 4579008), (64, 4006632), (84, 3052672), (96, 2671088), (98, 2616576), (112, 2289504), (128, 2003316), (147, 1744384), (168, 1526336), (192, 1335544), (196, 1308288), (224, 1144752), (256, 1001658), (294, 872192), (336, 763168), (384, 667772), (392, 654144), (448, 572376), (512, 500829), (588, 436096), (672, 381584), (768, 333886), (784, 327072), (896, 286188), (1176, 218048), (1344, 190792), (1536, 166943), (1568, 163536), (1792, 143094), (2352, 109024), (2688, 95396), (3136, 81768), (3407, 75264), (3584, 71547), (4704, 54512), (5376, 47698), (6272, 40884), (6814, 37632), (9408, 27256), (10221, 25088), (10752, 23849), (12544, 20442), (13628, 18816)]