1680120

素因数分解:

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

素因数の和:389

約数の個数: 96

約数和(自身を含む): 5896800

約数和(自身を除く): 4216680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 359, 360, 390, 468, 520, 585, 718, 780, 936, 1077, 1170, 1436, 1560, 1795, 2154, 2340, 2872, 3231, 3590, 4308, 4667, 4680, 5385, 6462, 7180, 8616, 9334, 10770, 12924, 14001, 14360, 16155, 18668, 21540, 23335, 25848, 28002, 32310, 37336, 42003, 43080, 46670, 56004, 64620, 70005, 84006, 93340, 112008, 129240, 140010, 168012, 186680, 210015, 280020, 336024, 420030, 560040, 840060, 1680120]

約数ペア:

[(1, 1680120), (2, 840060), (3, 560040), (4, 420030), (5, 336024), (6, 280020), (8, 210015), (9, 186680), (10, 168012), (12, 140010), (13, 129240), (15, 112008), (18, 93340), (20, 84006), (24, 70005), (26, 64620), (30, 56004), (36, 46670), (39, 43080), (40, 42003), (45, 37336), (52, 32310), (60, 28002), (65, 25848), (72, 23335), (78, 21540), (90, 18668), (104, 16155), (117, 14360), (120, 14001), (130, 12924), (156, 10770), (180, 9334), (195, 8616), (234, 7180), (260, 6462), (312, 5385), (359, 4680), (360, 4667), (390, 4308), (468, 3590), (520, 3231), (585, 2872), (718, 2340), (780, 2154), (936, 1795), (1077, 1560), (1170, 1436)]