78045440

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 213687936

約数和(自身を除く): 135642496

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, 241, 253, 256, 320, 352, 368, 440, 460, 482, 506, 640, 704, 736, 880, 920, 964, 1012, 1205, 1265, 1280, 1408, 1472, 1760, 1840, 1928, 2024, 2410, 2530, 2651, 2816, 2944, 3520, 3680, 3856, 4048, 4820, 5060, 5302, 5543, 5888, 7040, 7360, 7712, 8096, 9640, 10120, 10604, 11086, 13255, 14080, 14720, 15424, 16192, 19280, 20240, 21208, 22172, 26510, 27715, 29440, 30848, 32384, 38560, 40480, 42416, 44344, 53020, 55430, 60973, 61696, 64768, 77120, 80960, 84832, 88688, 106040, 110860, 121946, 154240, 161920, 169664, 177376, 212080, 221720, 243892, 304865, 308480, 323840, 339328, 354752, 424160, 443440, 487784, 609730, 678656, 709504, 848320, 886880, 975568, 1219460, 1419008, 1696640, 1773760, 1951136, 2438920, 3393280, 3547520, 3902272, 4877840, 7095040, 7804544, 9755680, 15609088, 19511360, 39022720, 78045440]

約数ペア:

[(1, 78045440), (2, 39022720), (4, 19511360), (5, 15609088), (8, 9755680), (10, 7804544), (11, 7095040), (16, 4877840), (20, 3902272), (22, 3547520), (23, 3393280), (32, 2438920), (40, 1951136), (44, 1773760), (46, 1696640), (55, 1419008), (64, 1219460), (80, 975568), (88, 886880), (92, 848320), (110, 709504), (115, 678656), (128, 609730), (160, 487784), (176, 443440), (184, 424160), (220, 354752), (230, 339328), (241, 323840), (253, 308480), (256, 304865), (320, 243892), (352, 221720), (368, 212080), (440, 177376), (460, 169664), (482, 161920), (506, 154240), (640, 121946), (704, 110860), (736, 106040), (880, 88688), (920, 84832), (964, 80960), (1012, 77120), (1205, 64768), (1265, 61696), (1280, 60973), (1408, 55430), (1472, 53020), (1760, 44344), (1840, 42416), (1928, 40480), (2024, 38560), (2410, 32384), (2530, 30848), (2651, 29440), (2816, 27715), (2944, 26510), (3520, 22172), (3680, 21208), (3856, 20240), (4048, 19280), (4820, 16192), (5060, 15424), (5302, 14720), (5543, 14080), (5888, 13255), (7040, 11086), (7360, 10604), (7712, 10120), (8096, 9640)]