80172420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9613}}^1$

素因数の和:9764

約数の個数: 48

約数和(自身を含む): 226121280

約数和(自身を除く): 145948860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 9613, 19226, 28839, 38452, 48065, 57678, 96130, 115356, 144195, 192260, 288390, 576780, 1336207, 2672414, 4008621, 5344828, 6681035, 8017242, 13362070, 16034484, 20043105, 26724140, 40086210, 80172420]

約数ペア:

[(1, 80172420), (2, 40086210), (3, 26724140), (4, 20043105), (5, 16034484), (6, 13362070), (10, 8017242), (12, 6681035), (15, 5344828), (20, 4008621), (30, 2672414), (60, 1336207), (139, 576780), (278, 288390), (417, 192260), (556, 144195), (695, 115356), (834, 96130), (1390, 57678), (1668, 48065), (2085, 38452), (2780, 28839), (4170, 19226), (8340, 9613)]