128410384

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{10979}}^1$

素因数の和:11047

約数の個数: 40

約数和(自身を含む): 269580960

約数和(自身を除く): 141170576

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 1462, 2924, 5848, 10979, 11696, 21958, 43916, 87832, 175664, 186643, 373286, 472097, 746572, 944194, 1493144, 1888388, 2986288, 3776776, 7553552, 8025649, 16051298, 32102596, 64205192, 128410384]

約数ペア:

[(1, 128410384), (2, 64205192), (4, 32102596), (8, 16051298), (16, 8025649), (17, 7553552), (34, 3776776), (43, 2986288), (68, 1888388), (86, 1493144), (136, 944194), (172, 746572), (272, 472097), (344, 373286), (688, 186643), (731, 175664), (1462, 87832), (2924, 43916), (5848, 21958), (10979, 11696)]