80636280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{671969}}^1$

素因数の和:671983

約数の個数: 32

約数和(自身を含む): 241909200

約数和(自身を除く): 161272920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 671969, 1343938, 2015907, 2687876, 3359845, 4031814, 5375752, 6719690, 8063628, 10079535, 13439380, 16127256, 20159070, 26878760, 40318140, 80636280]

約数ペア:

[(1, 80636280), (2, 40318140), (3, 26878760), (4, 20159070), (5, 16127256), (6, 13439380), (8, 10079535), (10, 8063628), (12, 6719690), (15, 5375752), (20, 4031814), (24, 3359845), (30, 2687876), (40, 2015907), (60, 1343938), (120, 671969)]