31141560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1867}}^1$

素因数の和:2020

約数の個数: 64

約数和(自身を含む): 94147200

約数和(自身を除く): 63005640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 1867, 2085, 2780, 3336, 3734, 4170, 5560, 5601, 7468, 8340, 9335, 11202, 14936, 16680, 18670, 22404, 28005, 37340, 44808, 56010, 74680, 112020, 224040, 259513, 519026, 778539, 1038052, 1297565, 1557078, 2076104, 2595130, 3114156, 3892695, 5190260, 6228312, 7785390, 10380520, 15570780, 31141560]

約数ペア:

[(1, 31141560), (2, 15570780), (3, 10380520), (4, 7785390), (5, 6228312), (6, 5190260), (8, 3892695), (10, 3114156), (12, 2595130), (15, 2076104), (20, 1557078), (24, 1297565), (30, 1038052), (40, 778539), (60, 519026), (120, 259513), (139, 224040), (278, 112020), (417, 74680), (556, 56010), (695, 44808), (834, 37340), (1112, 28005), (1390, 22404), (1668, 18670), (1867, 16680), (2085, 14936), (2780, 11202), (3336, 9335), (3734, 8340), (4170, 7468), (5560, 5601)]