840060

素因数分解:

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

素因数の和:387

約数の個数: 72

約数和(自身を含む): 2751840

約数和(自身を除く): 1911780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 359, 390, 468, 585, 718, 780, 1077, 1170, 1436, 1795, 2154, 2340, 3231, 3590, 4308, 4667, 5385, 6462, 7180, 9334, 10770, 12924, 14001, 16155, 18668, 21540, 23335, 28002, 32310, 42003, 46670, 56004, 64620, 70005, 84006, 93340, 140010, 168012, 210015, 280020, 420030, 840060]

約数ペア:

[(1, 840060), (2, 420030), (3, 280020), (4, 210015), (5, 168012), (6, 140010), (9, 93340), (10, 84006), (12, 70005), (13, 64620), (15, 56004), (18, 46670), (20, 42003), (26, 32310), (30, 28002), (36, 23335), (39, 21540), (45, 18668), (52, 16155), (60, 14001), (65, 12924), (78, 10770), (90, 9334), (117, 7180), (130, 6462), (156, 5385), (180, 4667), (195, 4308), (234, 3590), (260, 3231), (359, 2340), (390, 2154), (468, 1795), (585, 1436), (718, 1170), (780, 1077)]