6720480

素因数分解:

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

素因数の和:393

約数の個数: 144

約数和(自身を含む): 24766560

約数和(自身を除く): 18046080

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, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 359, 360, 390, 416, 468, 480, 520, 585, 624, 718, 720, 780, 936, 1040, 1077, 1170, 1248, 1436, 1440, 1560, 1795, 1872, 2080, 2154, 2340, 2872, 3120, 3231, 3590, 3744, 4308, 4667, 4680, 5385, 5744, 6240, 6462, 7180, 8616, 9334, 9360, 10770, 11488, 12924, 14001, 14360, 16155, 17232, 18668, 18720, 21540, 23335, 25848, 28002, 28720, 32310, 34464, 37336, 42003, 43080, 46670, 51696, 56004, 57440, 64620, 70005, 74672, 84006, 86160, 93340, 103392, 112008, 129240, 140010, 149344, 168012, 172320, 186680, 210015, 224016, 258480, 280020, 336024, 373360, 420030, 448032, 516960, 560040, 672048, 746720, 840060, 1120080, 1344096, 1680120, 2240160, 3360240, 6720480]

約数ペア:

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