223837280

素因数分解:

$2^5\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3323}}^1$

素因数の和:3759

約数の個数: 48

約数和(自身を含む): 530231184

約数和(自身を除く): 306393904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 421, 842, 1684, 2105, 3323, 3368, 4210, 6646, 6736, 8420, 13292, 13472, 16615, 16840, 26584, 33230, 33680, 53168, 66460, 67360, 106336, 132920, 265840, 531680, 1398983, 2797966, 5595932, 6994915, 11191864, 13989830, 22383728, 27979660, 44767456, 55959320, 111918640, 223837280]

約数ペア:

[(1, 223837280), (2, 111918640), (4, 55959320), (5, 44767456), (8, 27979660), (10, 22383728), (16, 13989830), (20, 11191864), (32, 6994915), (40, 5595932), (80, 2797966), (160, 1398983), (421, 531680), (842, 265840), (1684, 132920), (2105, 106336), (3323, 67360), (3368, 66460), (4210, 53168), (6646, 33680), (6736, 33230), (8420, 26584), (13292, 16840), (13472, 16615)]