18049860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{673}}^1$

素因数の和:837

約数の個数: 72

約数和(自身を含む): 55200600

約数和(自身を除く): 37150740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 673, 745, 894, 1341, 1346, 1490, 1788, 2019, 2235, 2682, 2692, 2980, 3365, 4038, 4470, 5364, 6057, 6705, 6730, 8076, 8940, 10095, 12114, 13410, 13460, 20190, 24228, 26820, 30285, 40380, 60570, 100277, 121140, 200554, 300831, 401108, 501385, 601662, 902493, 1002770, 1203324, 1504155, 1804986, 2005540, 3008310, 3609972, 4512465, 6016620, 9024930, 18049860]

約数ペア:

[(1, 18049860), (2, 9024930), (3, 6016620), (4, 4512465), (5, 3609972), (6, 3008310), (9, 2005540), (10, 1804986), (12, 1504155), (15, 1203324), (18, 1002770), (20, 902493), (30, 601662), (36, 501385), (45, 401108), (60, 300831), (90, 200554), (149, 121140), (180, 100277), (298, 60570), (447, 40380), (596, 30285), (673, 26820), (745, 24228), (894, 20190), (1341, 13460), (1346, 13410), (1490, 12114), (1788, 10095), (2019, 8940), (2235, 8076), (2682, 6730), (2692, 6705), (2980, 6057), (3365, 5364), (4038, 4470)]