28765080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79903}}^1$

素因数の和:79920

約数の個数: 48

約数和(自身を含む): 93487680

約数和(自身を除く): 64722600

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, 79903, 159806, 239709, 319612, 399515, 479418, 639224, 719127, 799030, 958836, 1198545, 1438254, 1598060, 1917672, 2397090, 2876508, 3196120, 3595635, 4794180, 5753016, 7191270, 9588360, 14382540, 28765080]

約数ペア:

[(1, 28765080), (2, 14382540), (3, 9588360), (4, 7191270), (5, 5753016), (6, 4794180), (8, 3595635), (9, 3196120), (10, 2876508), (12, 2397090), (15, 1917672), (18, 1598060), (20, 1438254), (24, 1198545), (30, 958836), (36, 799030), (40, 719127), (45, 639224), (60, 479418), (72, 399515), (90, 319612), (120, 239709), (180, 159806), (360, 79903)]