220350080

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2711}}^1$

素因数の和:2857

約数の個数: 64

約数和(自身を含む): 531118080

約数和(自身を除く): 310768000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 1016, 1270, 2032, 2540, 2711, 4064, 5080, 5422, 8128, 10160, 10844, 13555, 16256, 20320, 21688, 27110, 40640, 43376, 54220, 81280, 86752, 108440, 173504, 216880, 344297, 347008, 433760, 688594, 867520, 1377188, 1721485, 1735040, 2754376, 3442970, 5508752, 6885940, 11017504, 13771880, 22035008, 27543760, 44070016, 55087520, 110175040, 220350080]

約数ペア:

[(1, 220350080), (2, 110175040), (4, 55087520), (5, 44070016), (8, 27543760), (10, 22035008), (16, 13771880), (20, 11017504), (32, 6885940), (40, 5508752), (64, 3442970), (80, 2754376), (127, 1735040), (128, 1721485), (160, 1377188), (254, 867520), (320, 688594), (508, 433760), (635, 347008), (640, 344297), (1016, 216880), (1270, 173504), (2032, 108440), (2540, 86752), (2711, 81280), (4064, 54220), (5080, 43376), (5422, 40640), (8128, 27110), (10160, 21688), (10844, 20320), (13555, 16256)]