216229580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{4451}}^1$

素因数の和:4814

約数の個数: 48

約数和(自身を含む): 520563456

約数和(自身を除く): 304333876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 347, 694, 1388, 1735, 2429, 3470, 4451, 4858, 6940, 8902, 9716, 12145, 17804, 22255, 24290, 31157, 44510, 48580, 62314, 89020, 124628, 155785, 311570, 623140, 1544497, 3088994, 6177988, 7722485, 10811479, 15444970, 21622958, 30889940, 43245916, 54057395, 108114790, 216229580]

約数ペア:

[(1, 216229580), (2, 108114790), (4, 54057395), (5, 43245916), (7, 30889940), (10, 21622958), (14, 15444970), (20, 10811479), (28, 7722485), (35, 6177988), (70, 3088994), (140, 1544497), (347, 623140), (694, 311570), (1388, 155785), (1735, 124628), (2429, 89020), (3470, 62314), (4451, 48580), (4858, 44510), (6940, 31157), (8902, 24290), (9716, 22255), (12145, 17804)]