81090240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1097}}^1$

素因数の和:1135

約数の個数: 224

約数和(自身を含む): 321283584

約数和(自身を除く): 240193344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 385, 420, 440, 448, 462, 480, 528, 560, 616, 660, 672, 704, 770, 840, 880, 924, 960, 1056, 1097, 1120, 1155, 1232, 1320, 1344, 1540, 1680, 1760, 1848, 2112, 2194, 2240, 2310, 2464, 2640, 3080, 3291, 3360, 3520, 3696, 4388, 4620, 4928, 5280, 5485, 6160, 6582, 6720, 7392, 7679, 8776, 9240, 10560, 10970, 12067, 12320, 13164, 14784, 15358, 16455, 17552, 18480, 21940, 23037, 24134, 24640, 26328, 30716, 32910, 35104, 36201, 36960, 38395, 43880, 46074, 48268, 52656, 60335, 61432, 65820, 70208, 72402, 73920, 76790, 84469, 87760, 92148, 96536, 105312, 115185, 120670, 122864, 131640, 144804, 153580, 168938, 175520, 181005, 184296, 193072, 210624, 230370, 241340, 245728, 253407, 263280, 289608, 307160, 337876, 351040, 362010, 368592, 386144, 422345, 460740, 482680, 491456, 506814, 526560, 579216, 614320, 675752, 724020, 737184, 772288, 844690, 921480, 965360, 1013628, 1053120, 1158432, 1228640, 1267035, 1351504, 1448040, 1474368, 1689380, 1842960, 1930720, 2027256, 2316864, 2457280, 2534070, 2703008, 2896080, 3378760, 3685920, 3861440, 4054512, 5068140, 5406016, 5792160, 6757520, 7371840, 8109024, 10136280, 11584320, 13515040, 16218048, 20272560, 27030080, 40545120, 81090240]

約数ペア:

[(1, 81090240), (2, 40545120), (3, 27030080), (4, 20272560), (5, 16218048), (6, 13515040), (7, 11584320), (8, 10136280), (10, 8109024), (11, 7371840), (12, 6757520), (14, 5792160), (15, 5406016), (16, 5068140), (20, 4054512), (21, 3861440), (22, 3685920), (24, 3378760), (28, 2896080), (30, 2703008), (32, 2534070), (33, 2457280), (35, 2316864), (40, 2027256), (42, 1930720), (44, 1842960), (48, 1689380), (55, 1474368), (56, 1448040), (60, 1351504), (64, 1267035), (66, 1228640), (70, 1158432), (77, 1053120), (80, 1013628), (84, 965360), (88, 921480), (96, 844690), (105, 772288), (110, 737184), (112, 724020), (120, 675752), (132, 614320), (140, 579216), (154, 526560), (160, 506814), (165, 491456), (168, 482680), (176, 460740), (192, 422345), (210, 386144), (220, 368592), (224, 362010), (231, 351040), (240, 337876), (264, 307160), (280, 289608), (308, 263280), (320, 253407), (330, 245728), (336, 241340), (352, 230370), (385, 210624), (420, 193072), (440, 184296), (448, 181005), (462, 175520), (480, 168938), (528, 153580), (560, 144804), (616, 131640), (660, 122864), (672, 120670), (704, 115185), (770, 105312), (840, 96536), (880, 92148), (924, 87760), (960, 84469), (1056, 76790), (1097, 73920), (1120, 72402), (1155, 70208), (1232, 65820), (1320, 61432), (1344, 60335), (1540, 52656), (1680, 48268), (1760, 46074), (1848, 43880), (2112, 38395), (2194, 36960), (2240, 36201), (2310, 35104), (2464, 32910), (2640, 30716), (3080, 26328), (3291, 24640), (3360, 24134), (3520, 23037), (3696, 21940), (4388, 18480), (4620, 17552), (4928, 16455), (5280, 15358), (5485, 14784), (6160, 13164), (6582, 12320), (6720, 12067), (7392, 10970), (7679, 10560), (8776, 9240)]