78270900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1877}}^1$

素因数の和:2033

約数の個数: 72

約数和(自身を含む): 228214560

約数和(自身を除く): 149943660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 139, 150, 278, 300, 417, 556, 695, 834, 1390, 1668, 1877, 2085, 2780, 3475, 3754, 4170, 5631, 6950, 7508, 8340, 9385, 10425, 11262, 13900, 18770, 20850, 22524, 28155, 37540, 41700, 46925, 56310, 93850, 112620, 140775, 187700, 260903, 281550, 521806, 563100, 782709, 1043612, 1304515, 1565418, 2609030, 3130836, 3913545, 5218060, 6522575, 7827090, 13045150, 15654180, 19567725, 26090300, 39135450, 78270900]

約数ペア:

[(1, 78270900), (2, 39135450), (3, 26090300), (4, 19567725), (5, 15654180), (6, 13045150), (10, 7827090), (12, 6522575), (15, 5218060), (20, 3913545), (25, 3130836), (30, 2609030), (50, 1565418), (60, 1304515), (75, 1043612), (100, 782709), (139, 563100), (150, 521806), (278, 281550), (300, 260903), (417, 187700), (556, 140775), (695, 112620), (834, 93850), (1390, 56310), (1668, 46925), (1877, 41700), (2085, 37540), (2780, 28155), (3475, 22524), (3754, 20850), (4170, 18770), (5631, 13900), (6950, 11262), (7508, 10425), (8340, 9385)]