1809049860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1523}}^1\times {\mathrm{6599}}^1$

素因数の和:8137

約数の個数: 72

約数和(自身を含む): 5491886400

約数和(自身を除く): 3682836540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1523, 3046, 4569, 6092, 6599, 7615, 9138, 13198, 13707, 15230, 18276, 19797, 22845, 26396, 27414, 30460, 32995, 39594, 45690, 54828, 59391, 65990, 68535, 79188, 91380, 98985, 118782, 131980, 137070, 197970, 237564, 274140, 296955, 395940, 593910, 1187820, 10050277, 20100554, 30150831, 40201108, 50251385, 60301662, 90452493, 100502770, 120603324, 150754155, 180904986, 201005540, 301508310, 361809972, 452262465, 603016620, 904524930, 1809049860]

約数ペア:

[(1, 1809049860), (2, 904524930), (3, 603016620), (4, 452262465), (5, 361809972), (6, 301508310), (9, 201005540), (10, 180904986), (12, 150754155), (15, 120603324), (18, 100502770), (20, 90452493), (30, 60301662), (36, 50251385), (45, 40201108), (60, 30150831), (90, 20100554), (180, 10050277), (1523, 1187820), (3046, 593910), (4569, 395940), (6092, 296955), (6599, 274140), (7615, 237564), (9138, 197970), (13198, 137070), (13707, 131980), (15230, 118782), (18276, 98985), (19797, 91380), (22845, 79188), (26396, 68535), (27414, 65990), (30460, 59391), (32995, 54828), (39594, 45690)]