440746240

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1361}}^1$

素因数の和:1416

約数の個数: 144

約数和(自身を含む): 1202656896

約数和(自身を除く): 761910656

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 220, 230, 253, 256, 320, 352, 368, 440, 460, 506, 640, 704, 736, 880, 920, 1012, 1265, 1280, 1361, 1408, 1472, 1760, 1840, 2024, 2530, 2722, 2816, 2944, 3520, 3680, 4048, 5060, 5444, 5888, 6805, 7040, 7360, 8096, 10120, 10888, 13610, 14080, 14720, 14971, 16192, 20240, 21776, 27220, 29440, 29942, 31303, 32384, 40480, 43552, 54440, 59884, 62606, 64768, 74855, 80960, 87104, 108880, 119768, 125212, 149710, 156515, 161920, 174208, 217760, 239536, 250424, 299420, 313030, 323840, 344333, 348416, 435520, 479072, 500848, 598840, 626060, 688666, 871040, 958144, 1001696, 1197680, 1252120, 1377332, 1721665, 1742080, 1916288, 2003392, 2395360, 2504240, 2754664, 3443330, 3832576, 4006784, 4790720, 5008480, 5509328, 6886660, 8013568, 9581440, 10016960, 11018656, 13773320, 19162880, 20033920, 22037312, 27546640, 40067840, 44074624, 55093280, 88149248, 110186560, 220373120, 440746240]

約数ペア:

[(1, 440746240), (2, 220373120), (4, 110186560), (5, 88149248), (8, 55093280), (10, 44074624), (11, 40067840), (16, 27546640), (20, 22037312), (22, 20033920), (23, 19162880), (32, 13773320), (40, 11018656), (44, 10016960), (46, 9581440), (55, 8013568), (64, 6886660), (80, 5509328), (88, 5008480), (92, 4790720), (110, 4006784), (115, 3832576), (128, 3443330), (160, 2754664), (176, 2504240), (184, 2395360), (220, 2003392), (230, 1916288), (253, 1742080), (256, 1721665), (320, 1377332), (352, 1252120), (368, 1197680), (440, 1001696), (460, 958144), (506, 871040), (640, 688666), (704, 626060), (736, 598840), (880, 500848), (920, 479072), (1012, 435520), (1265, 348416), (1280, 344333), (1361, 323840), (1408, 313030), (1472, 299420), (1760, 250424), (1840, 239536), (2024, 217760), (2530, 174208), (2722, 161920), (2816, 156515), (2944, 149710), (3520, 125212), (3680, 119768), (4048, 108880), (5060, 87104), (5444, 80960), (5888, 74855), (6805, 64768), (7040, 62606), (7360, 59884), (8096, 54440), (10120, 43552), (10888, 40480), (13610, 32384), (14080, 31303), (14720, 29942), (14971, 29440), (16192, 27220), (20240, 21776)]