207977940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{1607}}^1$

素因数の和:2341

約数の個数: 72

約数和(自身を含む): 632136960

約数和(自身を除く): 424159020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 719, 1438, 1607, 2157, 2876, 3214, 3595, 4314, 4821, 6428, 6471, 7190, 8035, 8628, 9642, 10785, 12942, 14380, 14463, 16070, 19284, 21570, 24105, 25884, 28926, 32140, 32355, 43140, 48210, 57852, 64710, 72315, 96420, 129420, 144630, 289260, 1155433, 2310866, 3466299, 4621732, 5777165, 6932598, 10398897, 11554330, 13865196, 17331495, 20797794, 23108660, 34662990, 41595588, 51994485, 69325980, 103988970, 207977940]

約数ペア:

[(1, 207977940), (2, 103988970), (3, 69325980), (4, 51994485), (5, 41595588), (6, 34662990), (9, 23108660), (10, 20797794), (12, 17331495), (15, 13865196), (18, 11554330), (20, 10398897), (30, 6932598), (36, 5777165), (45, 4621732), (60, 3466299), (90, 2310866), (180, 1155433), (719, 289260), (1438, 144630), (1607, 129420), (2157, 96420), (2876, 72315), (3214, 64710), (3595, 57852), (4314, 48210), (4821, 43140), (6428, 32355), (6471, 32140), (7190, 28926), (8035, 25884), (8628, 24105), (9642, 21570), (10785, 19284), (12942, 16070), (14380, 14463)]