128568496

素因数分解:

$2^4\times 7^1\times {\mathrm{727}}^1\times {\mathrm{1579}}^1$

素因数の和:2321

約数の個数: 40

約数和(自身を含む): 285259520

約数和(自身を除く): 156691024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 727, 1454, 1579, 2908, 3158, 5089, 5816, 6316, 10178, 11053, 11632, 12632, 20356, 22106, 25264, 40712, 44212, 81424, 88424, 176848, 1147933, 2295866, 4591732, 8035531, 9183464, 16071062, 18366928, 32142124, 64284248, 128568496]

約数ペア:

[(1, 128568496), (2, 64284248), (4, 32142124), (7, 18366928), (8, 16071062), (14, 9183464), (16, 8035531), (28, 4591732), (56, 2295866), (112, 1147933), (727, 176848), (1454, 88424), (1579, 81424), (2908, 44212), (3158, 40712), (5089, 25264), (5816, 22106), (6316, 20356), (10178, 12632), (11053, 11632)]