13440960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1$

素因数の和:395

約数の個数: 168

約数和(自身を含む): 49926240

約数和(自身を除く): 36485280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 359, 360, 390, 416, 468, 480, 520, 576, 585, 624, 718, 720, 780, 832, 936, 960, 1040, 1077, 1170, 1248, 1436, 1440, 1560, 1795, 1872, 2080, 2154, 2340, 2496, 2872, 2880, 3120, 3231, 3590, 3744, 4160, 4308, 4667, 4680, 5385, 5744, 6240, 6462, 7180, 7488, 8616, 9334, 9360, 10770, 11488, 12480, 12924, 14001, 14360, 16155, 17232, 18668, 18720, 21540, 22976, 23335, 25848, 28002, 28720, 32310, 34464, 37336, 37440, 42003, 43080, 46670, 51696, 56004, 57440, 64620, 68928, 70005, 74672, 84006, 86160, 93340, 103392, 112008, 114880, 129240, 140010, 149344, 168012, 172320, 186680, 206784, 210015, 224016, 258480, 280020, 298688, 336024, 344640, 373360, 420030, 448032, 516960, 560040, 672048, 746720, 840060, 896064, 1033920, 1120080, 1344096, 1493440, 1680120, 2240160, 2688192, 3360240, 4480320, 6720480, 13440960]

約数ペア:

[(1, 13440960), (2, 6720480), (3, 4480320), (4, 3360240), (5, 2688192), (6, 2240160), (8, 1680120), (9, 1493440), (10, 1344096), (12, 1120080), (13, 1033920), (15, 896064), (16, 840060), (18, 746720), (20, 672048), (24, 560040), (26, 516960), (30, 448032), (32, 420030), (36, 373360), (39, 344640), (40, 336024), (45, 298688), (48, 280020), (52, 258480), (60, 224016), (64, 210015), (65, 206784), (72, 186680), (78, 172320), (80, 168012), (90, 149344), (96, 140010), (104, 129240), (117, 114880), (120, 112008), (130, 103392), (144, 93340), (156, 86160), (160, 84006), (180, 74672), (192, 70005), (195, 68928), (208, 64620), (234, 57440), (240, 56004), (260, 51696), (288, 46670), (312, 43080), (320, 42003), (359, 37440), (360, 37336), (390, 34464), (416, 32310), (468, 28720), (480, 28002), (520, 25848), (576, 23335), (585, 22976), (624, 21540), (718, 18720), (720, 18668), (780, 17232), (832, 16155), (936, 14360), (960, 14001), (1040, 12924), (1077, 12480), (1170, 11488), (1248, 10770), (1436, 9360), (1440, 9334), (1560, 8616), (1795, 7488), (1872, 7180), (2080, 6462), (2154, 6240), (2340, 5744), (2496, 5385), (2872, 4680), (2880, 4667), (3120, 4308), (3231, 4160), (3590, 3744)]