9888660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 30289896

約数和(自身を除く): 20401236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 401, 411, 548, 685, 802, 822, 1203, 1233, 1370, 1604, 1644, 2005, 2055, 2406, 2466, 2740, 3609, 4010, 4110, 4812, 4932, 6015, 6165, 7218, 8020, 8220, 12030, 12330, 14436, 18045, 24060, 24660, 36090, 54937, 72180, 109874, 164811, 219748, 274685, 329622, 494433, 549370, 659244, 824055, 988866, 1098740, 1648110, 1977732, 2472165, 3296220, 4944330, 9888660]

約数ペア:

[(1, 9888660), (2, 4944330), (3, 3296220), (4, 2472165), (5, 1977732), (6, 1648110), (9, 1098740), (10, 988866), (12, 824055), (15, 659244), (18, 549370), (20, 494433), (30, 329622), (36, 274685), (45, 219748), (60, 164811), (90, 109874), (137, 72180), (180, 54937), (274, 36090), (401, 24660), (411, 24060), (548, 18045), (685, 14436), (802, 12330), (822, 12030), (1203, 8220), (1233, 8020), (1370, 7218), (1604, 6165), (1644, 6015), (2005, 4932), (2055, 4812), (2406, 4110), (2466, 4010), (2740, 3609)]