61998840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{172219}}^1$

素因数の和:172236

約数の個数: 48

約数和(自身を含む): 201497400

約数和(自身を除く): 139498560

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, 172219, 344438, 516657, 688876, 861095, 1033314, 1377752, 1549971, 1722190, 2066628, 2583285, 3099942, 3444380, 4133256, 5166570, 6199884, 6888760, 7749855, 10333140, 12399768, 15499710, 20666280, 30999420, 61998840]

約数ペア:

[(1, 61998840), (2, 30999420), (3, 20666280), (4, 15499710), (5, 12399768), (6, 10333140), (8, 7749855), (9, 6888760), (10, 6199884), (12, 5166570), (15, 4133256), (18, 3444380), (20, 3099942), (24, 2583285), (30, 2066628), (36, 1722190), (40, 1549971), (45, 1377752), (60, 1033314), (72, 861095), (90, 688876), (120, 516657), (180, 344438), (360, 172219)]