157890656

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:628

約数の個数: 96

約数和(自身を含む): 391184640

約数和(自身を除く): 233293984

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 139, 154, 176, 224, 278, 308, 352, 461, 556, 616, 922, 973, 1112, 1232, 1529, 1844, 1946, 2224, 2464, 3058, 3227, 3688, 3892, 4448, 5071, 6116, 6454, 7376, 7784, 10142, 10703, 12232, 12908, 14752, 15568, 20284, 21406, 24464, 25816, 31136, 35497, 40568, 42812, 48928, 51632, 64079, 70994, 81136, 85624, 103264, 128158, 141988, 162272, 171248, 256316, 283976, 342496, 448553, 512632, 567952, 704869, 897106, 1025264, 1135904, 1409738, 1794212, 2050528, 2819476, 3588424, 4934083, 5638952, 7176848, 9868166, 11277904, 14353696, 19736332, 22555808, 39472664, 78945328, 157890656]

約数ペア:

[(1, 157890656), (2, 78945328), (4, 39472664), (7, 22555808), (8, 19736332), (11, 14353696), (14, 11277904), (16, 9868166), (22, 7176848), (28, 5638952), (32, 4934083), (44, 3588424), (56, 2819476), (77, 2050528), (88, 1794212), (112, 1409738), (139, 1135904), (154, 1025264), (176, 897106), (224, 704869), (278, 567952), (308, 512632), (352, 448553), (461, 342496), (556, 283976), (616, 256316), (922, 171248), (973, 162272), (1112, 141988), (1232, 128158), (1529, 103264), (1844, 85624), (1946, 81136), (2224, 70994), (2464, 64079), (3058, 51632), (3227, 48928), (3688, 42812), (3892, 40568), (4448, 35497), (5071, 31136), (6116, 25816), (6454, 24464), (7376, 21406), (7784, 20284), (10142, 15568), (10703, 14752), (12232, 12908)]