21631560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{180263}}^1$

素因数の和:180277

約数の個数: 32

約数和(自身を含む): 64895040

約数和(自身を除く): 43263480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 180263, 360526, 540789, 721052, 901315, 1081578, 1442104, 1802630, 2163156, 2703945, 3605260, 4326312, 5407890, 7210520, 10815780, 21631560]

約数ペア:

[(1, 21631560), (2, 10815780), (3, 7210520), (4, 5407890), (5, 4326312), (6, 3605260), (8, 2703945), (10, 2163156), (12, 1802630), (15, 1442104), (20, 1081578), (24, 901315), (30, 721052), (40, 540789), (60, 360526), (120, 180263)]