157412920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{24443}}^1$

素因数の和:24484

約数の個数: 64

約数和(自身を含む): 422392320

約数和(自身を除く): 264979400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 24443, 48886, 97772, 122215, 171101, 195544, 244430, 342202, 488860, 562189, 684404, 855505, 977720, 1124378, 1368808, 1711010, 2248756, 2810945, 3422020, 3935323, 4497512, 5621890, 6844040, 7870646, 11243780, 15741292, 19676615, 22487560, 31482584, 39353230, 78706460, 157412920]

約数ペア:

[(1, 157412920), (2, 78706460), (4, 39353230), (5, 31482584), (7, 22487560), (8, 19676615), (10, 15741292), (14, 11243780), (20, 7870646), (23, 6844040), (28, 5621890), (35, 4497512), (40, 3935323), (46, 3422020), (56, 2810945), (70, 2248756), (92, 1711010), (115, 1368808), (140, 1124378), (161, 977720), (184, 855505), (230, 684404), (280, 562189), (322, 488860), (460, 342202), (644, 244430), (805, 195544), (920, 171101), (1288, 122215), (1610, 97772), (3220, 48886), (6440, 24443)]