2861381120

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:840

約数の個数: 160

約数和(自身を含む): 7457522688

約数和(自身を除く): 4596141568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 160, 208, 254, 256, 260, 320, 416, 508, 512, 520, 635, 640, 677, 832, 1016, 1040, 1270, 1280, 1354, 1651, 1664, 2032, 2080, 2540, 2560, 2708, 3302, 3328, 3385, 4064, 4160, 5080, 5416, 6604, 6656, 6770, 8128, 8255, 8320, 8801, 10160, 10832, 13208, 13540, 16256, 16510, 16640, 17602, 20320, 21664, 26416, 27080, 32512, 33020, 33280, 35204, 40640, 43328, 44005, 52832, 54160, 65024, 66040, 70408, 81280, 85979, 86656, 88010, 105664, 108320, 132080, 140816, 162560, 171958, 173312, 176020, 211328, 216640, 264160, 281632, 325120, 343916, 346624, 352040, 422656, 429895, 433280, 528320, 563264, 687832, 704080, 845312, 859790, 866560, 1056640, 1117727, 1126528, 1375664, 1408160, 1719580, 1733120, 2113280, 2235454, 2253056, 2751328, 2816320, 3439160, 4226560, 4470908, 4506112, 5502656, 5588635, 5632640, 6878320, 8941816, 11005312, 11177270, 11265280, 13756640, 17883632, 22010624, 22354540, 22530560, 27513280, 35767264, 44021248, 44709080, 55026560, 71534528, 89418160, 110053120, 143069056, 178836320, 220106240, 286138112, 357672640, 572276224, 715345280, 1430690560, 2861381120]

約数ペア:

[(1, 2861381120), (2, 1430690560), (4, 715345280), (5, 572276224), (8, 357672640), (10, 286138112), (13, 220106240), (16, 178836320), (20, 143069056), (26, 110053120), (32, 89418160), (40, 71534528), (52, 55026560), (64, 44709080), (65, 44021248), (80, 35767264), (104, 27513280), (127, 22530560), (128, 22354540), (130, 22010624), (160, 17883632), (208, 13756640), (254, 11265280), (256, 11177270), (260, 11005312), (320, 8941816), (416, 6878320), (508, 5632640), (512, 5588635), (520, 5502656), (635, 4506112), (640, 4470908), (677, 4226560), (832, 3439160), (1016, 2816320), (1040, 2751328), (1270, 2253056), (1280, 2235454), (1354, 2113280), (1651, 1733120), (1664, 1719580), (2032, 1408160), (2080, 1375664), (2540, 1126528), (2560, 1117727), (2708, 1056640), (3302, 866560), (3328, 859790), (3385, 845312), (4064, 704080), (4160, 687832), (5080, 563264), (5416, 528320), (6604, 433280), (6656, 429895), (6770, 422656), (8128, 352040), (8255, 346624), (8320, 343916), (8801, 325120), (10160, 281632), (10832, 264160), (13208, 216640), (13540, 211328), (16256, 176020), (16510, 173312), (16640, 171958), (17602, 162560), (20320, 140816), (21664, 132080), (26416, 108320), (27080, 105664), (32512, 88010), (33020, 86656), (33280, 85979), (35204, 81280), (40640, 70408), (43328, 66040), (44005, 65024), (52832, 54160)]