138221568

素因数分解:

$2^{11}\times 3^2\times {\mathrm{7499}}^1$

素因数の和:7527

約数の個数: 72

約数和(自身を含む): 399262500

約数和(自身を除く): 261040932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2048, 2304, 3072, 4608, 6144, 7499, 9216, 14998, 18432, 22497, 29996, 44994, 59992, 67491, 89988, 119984, 134982, 179976, 239968, 269964, 359952, 479936, 539928, 719904, 959872, 1079856, 1439808, 1919744, 2159712, 2879616, 3839488, 4319424, 5759232, 7678976, 8638848, 11518464, 15357952, 17277696, 23036928, 34555392, 46073856, 69110784, 138221568]

約数ペア:

[(1, 138221568), (2, 69110784), (3, 46073856), (4, 34555392), (6, 23036928), (8, 17277696), (9, 15357952), (12, 11518464), (16, 8638848), (18, 7678976), (24, 5759232), (32, 4319424), (36, 3839488), (48, 2879616), (64, 2159712), (72, 1919744), (96, 1439808), (128, 1079856), (144, 959872), (192, 719904), (256, 539928), (288, 479936), (384, 359952), (512, 269964), (576, 239968), (768, 179976), (1024, 134982), (1152, 119984), (1536, 89988), (2048, 67491), (2304, 59992), (3072, 44994), (4608, 29996), (6144, 22497), (7499, 18432), (9216, 14998)]