123878784

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{16979}}^1$

素因数の和:17015

約数の個数: 64

約数和(自身を含む): 346392000

約数和(自身を除く): 222513216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 304, 384, 456, 608, 912, 1216, 1824, 2432, 3648, 7296, 16979, 33958, 50937, 67916, 101874, 135832, 203748, 271664, 322601, 407496, 543328, 645202, 814992, 967803, 1086656, 1290404, 1629984, 1935606, 2173312, 2580808, 3259968, 3871212, 5161616, 6519936, 7742424, 10323232, 15484848, 20646464, 30969696, 41292928, 61939392, 123878784]

約数ペア:

[(1, 123878784), (2, 61939392), (3, 41292928), (4, 30969696), (6, 20646464), (8, 15484848), (12, 10323232), (16, 7742424), (19, 6519936), (24, 5161616), (32, 3871212), (38, 3259968), (48, 2580808), (57, 2173312), (64, 1935606), (76, 1629984), (96, 1290404), (114, 1086656), (128, 967803), (152, 814992), (192, 645202), (228, 543328), (304, 407496), (384, 322601), (456, 271664), (608, 203748), (912, 135832), (1216, 101874), (1824, 67916), (2432, 50937), (3648, 33958), (7296, 16979)]