145919680

素因数分解:

$2^6\times 5^1\times {\mathrm{455999}}^1$

素因数の和:456016

約数の個数: 28

約数和(自身を含む): 347472000

約数和(自身を除く): 201552320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 455999, 911998, 1823996, 2279995, 3647992, 4559990, 7295984, 9119980, 14591968, 18239960, 29183936, 36479920, 72959840, 145919680]

約数ペア:

[(1, 145919680), (2, 72959840), (4, 36479920), (5, 29183936), (8, 18239960), (10, 14591968), (16, 9119980), (20, 7295984), (32, 4559990), (40, 3647992), (64, 2279995), (80, 1823996), (160, 911998), (320, 455999)]