161775780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{4273}}^1$

素因数の和:4916

約数の個数: 48

約数和(自身を含む): 453796224

約数和(自身を除く): 292020444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 631, 1262, 1893, 2524, 3155, 3786, 4273, 6310, 7572, 8546, 9465, 12620, 12819, 17092, 18930, 21365, 25638, 37860, 42730, 51276, 64095, 85460, 128190, 256380, 2696263, 5392526, 8088789, 10785052, 13481315, 16177578, 26962630, 32355156, 40443945, 53925260, 80887890, 161775780]

約数ペア:

[(1, 161775780), (2, 80887890), (3, 53925260), (4, 40443945), (5, 32355156), (6, 26962630), (10, 16177578), (12, 13481315), (15, 10785052), (20, 8088789), (30, 5392526), (60, 2696263), (631, 256380), (1262, 128190), (1893, 85460), (2524, 64095), (3155, 51276), (3786, 42730), (4273, 37860), (6310, 25638), (7572, 21365), (8546, 18930), (9465, 17092), (12620, 12819)]