68642880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{71503}}^1$

素因数の和:71523

約数の個数: 56

約数和(自身を含む): 217944192

約数和(自身を除く): 149301312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 71503, 143006, 214509, 286012, 357515, 429018, 572024, 715030, 858036, 1072545, 1144048, 1430060, 1716072, 2145090, 2288096, 2860120, 3432144, 4290180, 4576192, 5720240, 6864288, 8580360, 11440480, 13728576, 17160720, 22880960, 34321440, 68642880]

約数ペア:

[(1, 68642880), (2, 34321440), (3, 22880960), (4, 17160720), (5, 13728576), (6, 11440480), (8, 8580360), (10, 6864288), (12, 5720240), (15, 4576192), (16, 4290180), (20, 3432144), (24, 2860120), (30, 2288096), (32, 2145090), (40, 1716072), (48, 1430060), (60, 1144048), (64, 1072545), (80, 858036), (96, 715030), (120, 572024), (160, 429018), (192, 357515), (240, 286012), (320, 214509), (480, 143006), (960, 71503)]