248516280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{690323}}^1$

素因数の和:690340

約数の個数: 48

約数和(自身を含む): 807679080

約数和(自身を除く): 559162800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 690323, 1380646, 2070969, 2761292, 3451615, 4141938, 5522584, 6212907, 6903230, 8283876, 10354845, 12425814, 13806460, 16567752, 20709690, 24851628, 27612920, 31064535, 41419380, 49703256, 62129070, 82838760, 124258140, 248516280]

約数ペア:

[(1, 248516280), (2, 124258140), (3, 82838760), (4, 62129070), (5, 49703256), (6, 41419380), (8, 31064535), (9, 27612920), (10, 24851628), (12, 20709690), (15, 16567752), (18, 13806460), (20, 12425814), (24, 10354845), (30, 8283876), (36, 6903230), (40, 6212907), (45, 5522584), (60, 4141938), (72, 3451615), (90, 2761292), (120, 2070969), (180, 1380646), (360, 690323)]