143359360

素因数分解:

$2^7\times 5^1\times {\mathrm{223999}}^1$

素因数の和:224018

約数の個数: 32

約数和(自身を含む): 342720000

約数和(自身を除く): 199360640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 223999, 447998, 895996, 1119995, 1791992, 2239990, 3583984, 4479980, 7167968, 8959960, 14335936, 17919920, 28671872, 35839840, 71679680, 143359360]

約数ペア:

[(1, 143359360), (2, 71679680), (4, 35839840), (5, 28671872), (8, 17919920), (10, 14335936), (16, 8959960), (20, 7167968), (32, 4479980), (40, 3583984), (64, 2239990), (80, 1791992), (128, 1119995), (160, 895996), (320, 447998), (640, 223999)]