123655616

素因数分解:

$2^6\times 7^3\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 112

約数和(自身を含む): 295046400

約数和(自身を除く): 171390784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 64, 86, 98, 112, 131, 172, 196, 224, 262, 301, 343, 344, 392, 448, 524, 602, 686, 688, 784, 917, 1048, 1204, 1372, 1376, 1568, 1834, 2096, 2107, 2408, 2744, 2752, 3136, 3668, 4192, 4214, 4816, 5488, 5633, 6419, 7336, 8384, 8428, 9632, 10976, 11266, 12838, 14672, 14749, 16856, 19264, 21952, 22532, 25676, 29344, 29498, 33712, 39431, 44933, 45064, 51352, 58688, 58996, 67424, 78862, 89866, 90128, 102704, 117992, 134848, 157724, 179732, 180256, 205408, 235984, 276017, 315448, 359464, 360512, 410816, 471968, 552034, 630896, 718928, 943936, 1104068, 1261792, 1437856, 1932119, 2208136, 2523584, 2875712, 3864238, 4416272, 7728476, 8832544, 15456952, 17665088, 30913904, 61827808, 123655616]

約数ペア:

[(1, 123655616), (2, 61827808), (4, 30913904), (7, 17665088), (8, 15456952), (14, 8832544), (16, 7728476), (28, 4416272), (32, 3864238), (43, 2875712), (49, 2523584), (56, 2208136), (64, 1932119), (86, 1437856), (98, 1261792), (112, 1104068), (131, 943936), (172, 718928), (196, 630896), (224, 552034), (262, 471968), (301, 410816), (343, 360512), (344, 359464), (392, 315448), (448, 276017), (524, 235984), (602, 205408), (686, 180256), (688, 179732), (784, 157724), (917, 134848), (1048, 117992), (1204, 102704), (1372, 90128), (1376, 89866), (1568, 78862), (1834, 67424), (2096, 58996), (2107, 58688), (2408, 51352), (2744, 45064), (2752, 44933), (3136, 39431), (3668, 33712), (4192, 29498), (4214, 29344), (4816, 25676), (5488, 22532), (5633, 21952), (6419, 19264), (7336, 16856), (8384, 14749), (8428, 14672), (9632, 12838), (10976, 11266)]