81040960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:82

約数の個数: 336

約数和(自身を含む): 272418048

約数和(自身を除く): 191377088

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 23, 26, 28, 32, 35, 40, 44, 46, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 92, 104, 110, 112, 115, 121, 130, 140, 143, 154, 160, 161, 176, 182, 184, 208, 220, 224, 230, 242, 253, 260, 280, 286, 299, 308, 320, 322, 352, 364, 368, 385, 416, 440, 448, 455, 460, 484, 506, 520, 560, 572, 598, 605, 616, 644, 704, 715, 728, 736, 770, 805, 832, 847, 880, 910, 920, 968, 1001, 1012, 1040, 1120, 1144, 1196, 1210, 1232, 1265, 1288, 1430, 1456, 1472, 1495, 1540, 1573, 1610, 1694, 1760, 1771, 1820, 1840, 1936, 2002, 2024, 2080, 2093, 2240, 2288, 2392, 2420, 2464, 2530, 2576, 2783, 2860, 2912, 2990, 3080, 3146, 3220, 3289, 3388, 3520, 3542, 3640, 3680, 3872, 4004, 4048, 4160, 4186, 4235, 4576, 4784, 4840, 4928, 5005, 5060, 5152, 5566, 5720, 5824, 5980, 6160, 6292, 6440, 6578, 6776, 7084, 7280, 7360, 7744, 7865, 8008, 8096, 8372, 8470, 8855, 9152, 9568, 9680, 10010, 10120, 10304, 10465, 11011, 11132, 11440, 11960, 12320, 12584, 12880, 13156, 13552, 13915, 14168, 14560, 15730, 16016, 16192, 16445, 16744, 16940, 17710, 19136, 19360, 19481, 20020, 20240, 20930, 22022, 22264, 22880, 23023, 23920, 24640, 25168, 25760, 26312, 27104, 27830, 28336, 29120, 31460, 32032, 32890, 33488, 33880, 35420, 36179, 38720, 38962, 40040, 40480, 41860, 44044, 44528, 45760, 46046, 47840, 50336, 51520, 52624, 54208, 55055, 55660, 56672, 62920, 64064, 65780, 66976, 67760, 70840, 72358, 77924, 80080, 80960, 83720, 88088, 89056, 92092, 95680, 97405, 100672, 105248, 110110, 111320, 113344, 115115, 125840, 131560, 133952, 135520, 141680, 144716, 155848, 160160, 167440, 176176, 178112, 180895, 184184, 194810, 210496, 220220, 222640, 230230, 251680, 253253, 263120, 271040, 283360, 289432, 311696, 320320, 334880, 352352, 361790, 368368, 389620, 440440, 445280, 460460, 503360, 506506, 526240, 566720, 578864, 623392, 669760, 704704, 723580, 736736, 779240, 880880, 890560, 920920, 1013012, 1052480, 1157728, 1246784, 1266265, 1447160, 1473472, 1558480, 1761760, 1841840, 2026024, 2315456, 2532530, 2894320, 3116960, 3523520, 3683680, 4052048, 5065060, 5788640, 6233920, 7367360, 8104096, 10130120, 11577280, 16208192, 20260240, 40520480, 81040960]

約数ペア:

[(1, 81040960), (2, 40520480), (4, 20260240), (5, 16208192), (7, 11577280), (8, 10130120), (10, 8104096), (11, 7367360), (13, 6233920), (14, 5788640), (16, 5065060), (20, 4052048), (22, 3683680), (23, 3523520), (26, 3116960), (28, 2894320), (32, 2532530), (35, 2315456), (40, 2026024), (44, 1841840), (46, 1761760), (52, 1558480), (55, 1473472), (56, 1447160), (64, 1266265), (65, 1246784), (70, 1157728), (77, 1052480), (80, 1013012), (88, 920920), (91, 890560), (92, 880880), (104, 779240), (110, 736736), (112, 723580), (115, 704704), (121, 669760), (130, 623392), (140, 578864), (143, 566720), (154, 526240), (160, 506506), (161, 503360), (176, 460460), (182, 445280), (184, 440440), (208, 389620), (220, 368368), (224, 361790), (230, 352352), (242, 334880), (253, 320320), (260, 311696), (280, 289432), (286, 283360), (299, 271040), (308, 263120), (320, 253253), (322, 251680), (352, 230230), (364, 222640), (368, 220220), (385, 210496), (416, 194810), (440, 184184), (448, 180895), (455, 178112), (460, 176176), (484, 167440), (506, 160160), (520, 155848), (560, 144716), (572, 141680), (598, 135520), (605, 133952), (616, 131560), (644, 125840), (704, 115115), (715, 113344), (728, 111320), (736, 110110), (770, 105248), (805, 100672), (832, 97405), (847, 95680), (880, 92092), (910, 89056), (920, 88088), (968, 83720), (1001, 80960), (1012, 80080), (1040, 77924), (1120, 72358), (1144, 70840), (1196, 67760), (1210, 66976), (1232, 65780), (1265, 64064), (1288, 62920), (1430, 56672), (1456, 55660), (1472, 55055), (1495, 54208), (1540, 52624), (1573, 51520), (1610, 50336), (1694, 47840), (1760, 46046), (1771, 45760), (1820, 44528), (1840, 44044), (1936, 41860), (2002, 40480), (2024, 40040), (2080, 38962), (2093, 38720), (2240, 36179), (2288, 35420), (2392, 33880), (2420, 33488), (2464, 32890), (2530, 32032), (2576, 31460), (2783, 29120), (2860, 28336), (2912, 27830), (2990, 27104), (3080, 26312), (3146, 25760), (3220, 25168), (3289, 24640), (3388, 23920), (3520, 23023), (3542, 22880), (3640, 22264), (3680, 22022), (3872, 20930), (4004, 20240), (4048, 20020), (4160, 19481), (4186, 19360), (4235, 19136), (4576, 17710), (4784, 16940), (4840, 16744), (4928, 16445), (5005, 16192), (5060, 16016), (5152, 15730), (5566, 14560), (5720, 14168), (5824, 13915), (5980, 13552), (6160, 13156), (6292, 12880), (6440, 12584), (6578, 12320), (6776, 11960), (7084, 11440), (7280, 11132), (7360, 11011), (7744, 10465), (7865, 10304), (8008, 10120), (8096, 10010), (8372, 9680), (8470, 9568), (8855, 9152)]