155215140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83449}}^1$

素因数の和:83492

約数の個数: 48

約数和(自身を含む): 448627200

約数和(自身を除く): 293412060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 83449, 166898, 250347, 333796, 417245, 500694, 834490, 1001388, 1251735, 1668980, 2503470, 2586919, 5006940, 5173838, 7760757, 10347676, 12934595, 15521514, 25869190, 31043028, 38803785, 51738380, 77607570, 155215140]

約数ペア:

[(1, 155215140), (2, 77607570), (3, 51738380), (4, 38803785), (5, 31043028), (6, 25869190), (10, 15521514), (12, 12934595), (15, 10347676), (20, 7760757), (30, 5173838), (31, 5006940), (60, 2586919), (62, 2503470), (93, 1668980), (124, 1251735), (155, 1001388), (186, 834490), (310, 500694), (372, 417245), (465, 333796), (620, 250347), (930, 166898), (1860, 83449)]