78018720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12503}}^1$

素因数の和:12534

約数の個数: 96

約数和(自身を含む): 264684672

約数和(自身を除く): 186665952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 12503, 25006, 37509, 50012, 62515, 75018, 100024, 125030, 150036, 162539, 187545, 200048, 250060, 300072, 325078, 375090, 400096, 487617, 500120, 600144, 650156, 750180, 812695, 975234, 1000240, 1200288, 1300312, 1500360, 1625390, 1950468, 2000480, 2438085, 2600624, 3000720, 3250780, 3900936, 4876170, 5201248, 6001440, 6501560, 7801872, 9752340, 13003120, 15603744, 19504680, 26006240, 39009360, 78018720]

約数ペア:

[(1, 78018720), (2, 39009360), (3, 26006240), (4, 19504680), (5, 15603744), (6, 13003120), (8, 9752340), (10, 7801872), (12, 6501560), (13, 6001440), (15, 5201248), (16, 4876170), (20, 3900936), (24, 3250780), (26, 3000720), (30, 2600624), (32, 2438085), (39, 2000480), (40, 1950468), (48, 1625390), (52, 1500360), (60, 1300312), (65, 1200288), (78, 1000240), (80, 975234), (96, 812695), (104, 750180), (120, 650156), (130, 600144), (156, 500120), (160, 487617), (195, 400096), (208, 375090), (240, 325078), (260, 300072), (312, 250060), (390, 200048), (416, 187545), (480, 162539), (520, 150036), (624, 125030), (780, 100024), (1040, 75018), (1248, 62515), (1560, 50012), (2080, 37509), (3120, 25006), (6240, 12503)]