81628080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{340117}}^1$

素因数の和:340133

約数の個数: 40

約数和(自身を含む): 253047792

約数和(自身を除く): 171419712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 340117, 680234, 1020351, 1360468, 1700585, 2040702, 2720936, 3401170, 4081404, 5101755, 5441872, 6802340, 8162808, 10203510, 13604680, 16325616, 20407020, 27209360, 40814040, 81628080]

約数ペア:

[(1, 81628080), (2, 40814040), (3, 27209360), (4, 20407020), (5, 16325616), (6, 13604680), (8, 10203510), (10, 8162808), (12, 6802340), (15, 5441872), (16, 5101755), (20, 4081404), (24, 3401170), (30, 2720936), (40, 2040702), (48, 1700585), (60, 1360468), (80, 1020351), (120, 680234), (240, 340117)]