28656457984

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{30931}}^1$

素因数の和:31012

約数の個数: 144

約数和(自身を含む): 72835209216

約数和(自身を除く): 44178751232

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 47, 56, 64, 77, 88, 94, 112, 128, 154, 176, 188, 224, 256, 308, 329, 352, 376, 448, 517, 616, 658, 704, 752, 896, 1034, 1232, 1316, 1408, 1504, 1792, 2068, 2464, 2632, 2816, 3008, 3619, 4136, 4928, 5264, 6016, 7238, 8272, 9856, 10528, 12032, 14476, 16544, 19712, 21056, 28952, 30931, 33088, 42112, 57904, 61862, 66176, 84224, 115808, 123724, 132352, 216517, 231616, 247448, 340241, 433034, 463232, 494896, 680482, 866068, 926464, 989792, 1360964, 1453757, 1732136, 1979584, 2381687, 2721928, 2907514, 3464272, 3959168, 4763374, 5443856, 5815028, 6928544, 7918336, 9526748, 10176299, 10887712, 11630056, 13857088, 15991327, 19053496, 20352598, 21775424, 23260112, 27714176, 31982654, 38106992, 40705196, 43550848, 46520224, 55428352, 63965308, 76213984, 81410392, 87101696, 93040448, 111939289, 127930616, 152427968, 162820784, 186080896, 223878578, 255861232, 304855936, 325641568, 372161792, 447757156, 511722464, 609711872, 651283136, 895514312, 1023444928, 1302566272, 1791028624, 2046889856, 2605132544, 3582057248, 4093779712, 7164114496, 14328228992, 28656457984]

約数ペア:

[(1, 28656457984), (2, 14328228992), (4, 7164114496), (7, 4093779712), (8, 3582057248), (11, 2605132544), (14, 2046889856), (16, 1791028624), (22, 1302566272), (28, 1023444928), (32, 895514312), (44, 651283136), (47, 609711872), (56, 511722464), (64, 447757156), (77, 372161792), (88, 325641568), (94, 304855936), (112, 255861232), (128, 223878578), (154, 186080896), (176, 162820784), (188, 152427968), (224, 127930616), (256, 111939289), (308, 93040448), (329, 87101696), (352, 81410392), (376, 76213984), (448, 63965308), (517, 55428352), (616, 46520224), (658, 43550848), (704, 40705196), (752, 38106992), (896, 31982654), (1034, 27714176), (1232, 23260112), (1316, 21775424), (1408, 20352598), (1504, 19053496), (1792, 15991327), (2068, 13857088), (2464, 11630056), (2632, 10887712), (2816, 10176299), (3008, 9526748), (3619, 7918336), (4136, 6928544), (4928, 5815028), (5264, 5443856), (6016, 4763374), (7238, 3959168), (8272, 3464272), (9856, 2907514), (10528, 2721928), (12032, 2381687), (14476, 1979584), (16544, 1732136), (19712, 1453757), (21056, 1360964), (28952, 989792), (30931, 926464), (33088, 866068), (42112, 680482), (57904, 494896), (61862, 463232), (66176, 433034), (84224, 340241), (115808, 247448), (123724, 231616), (132352, 216517)]