81903360

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:319

約数の個数: 288

約数和(自身を含む): 327301632

約数和(自身を除く): 245398272

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, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 256, 264, 277, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 528, 554, 560, 616, 640, 660, 672, 704, 768, 770, 831, 840, 880, 896, 924, 960, 1056, 1108, 1120, 1155, 1232, 1280, 1320, 1344, 1385, 1408, 1540, 1662, 1680, 1760, 1792, 1848, 1920, 1939, 2112, 2216, 2240, 2310, 2464, 2640, 2688, 2770, 2816, 3047, 3080, 3324, 3360, 3520, 3696, 3840, 3878, 4155, 4224, 4432, 4480, 4620, 4928, 5280, 5376, 5540, 5817, 6094, 6160, 6648, 6720, 7040, 7392, 7756, 8310, 8448, 8864, 8960, 9141, 9240, 9695, 9856, 10560, 11080, 11634, 12188, 12320, 13296, 13440, 14080, 14784, 15235, 15512, 16620, 17728, 18282, 18480, 19390, 19712, 21120, 21329, 22160, 23268, 24376, 24640, 26592, 26880, 29085, 29568, 30470, 31024, 33240, 35456, 36564, 36960, 38780, 42240, 42658, 44320, 45705, 46536, 48752, 49280, 53184, 58170, 59136, 60940, 62048, 63987, 66480, 70912, 73128, 73920, 77560, 85316, 88640, 91410, 93072, 97504, 98560, 106368, 106645, 116340, 121880, 124096, 127974, 132960, 146256, 147840, 155120, 170632, 177280, 182820, 186144, 195008, 212736, 213290, 232680, 243760, 248192, 255948, 265920, 292512, 295680, 310240, 319935, 341264, 354560, 365640, 372288, 390016, 426580, 465360, 487520, 496384, 511896, 531840, 585024, 620480, 639870, 682528, 731280, 744576, 780032, 853160, 930720, 975040, 1023792, 1063680, 1170048, 1240960, 1279740, 1365056, 1462560, 1489152, 1706320, 1861440, 1950080, 2047584, 2340096, 2481920, 2559480, 2730112, 2925120, 3412640, 3722880, 3900160, 4095168, 5118960, 5460224, 5850240, 6825280, 7445760, 8190336, 10237920, 11700480, 13650560, 16380672, 20475840, 27301120, 40951680, 81903360]

約数ペア:

[(1, 81903360), (2, 40951680), (3, 27301120), (4, 20475840), (5, 16380672), (6, 13650560), (7, 11700480), (8, 10237920), (10, 8190336), (11, 7445760), (12, 6825280), (14, 5850240), (15, 5460224), (16, 5118960), (20, 4095168), (21, 3900160), (22, 3722880), (24, 3412640), (28, 2925120), (30, 2730112), (32, 2559480), (33, 2481920), (35, 2340096), (40, 2047584), (42, 1950080), (44, 1861440), (48, 1706320), (55, 1489152), (56, 1462560), (60, 1365056), (64, 1279740), (66, 1240960), (70, 1170048), (77, 1063680), (80, 1023792), (84, 975040), (88, 930720), (96, 853160), (105, 780032), (110, 744576), (112, 731280), (120, 682528), (128, 639870), (132, 620480), (140, 585024), (154, 531840), (160, 511896), (165, 496384), (168, 487520), (176, 465360), (192, 426580), (210, 390016), (220, 372288), (224, 365640), (231, 354560), (240, 341264), (256, 319935), (264, 310240), (277, 295680), (280, 292512), (308, 265920), (320, 255948), (330, 248192), (336, 243760), (352, 232680), (384, 213290), (385, 212736), (420, 195008), (440, 186144), (448, 182820), (462, 177280), (480, 170632), (528, 155120), (554, 147840), (560, 146256), (616, 132960), (640, 127974), (660, 124096), (672, 121880), (704, 116340), (768, 106645), (770, 106368), (831, 98560), (840, 97504), (880, 93072), (896, 91410), (924, 88640), (960, 85316), (1056, 77560), (1108, 73920), (1120, 73128), (1155, 70912), (1232, 66480), (1280, 63987), (1320, 62048), (1344, 60940), (1385, 59136), (1408, 58170), (1540, 53184), (1662, 49280), (1680, 48752), (1760, 46536), (1792, 45705), (1848, 44320), (1920, 42658), (1939, 42240), (2112, 38780), (2216, 36960), (2240, 36564), (2310, 35456), (2464, 33240), (2640, 31024), (2688, 30470), (2770, 29568), (2816, 29085), (3047, 26880), (3080, 26592), (3324, 24640), (3360, 24376), (3520, 23268), (3696, 22160), (3840, 21329), (3878, 21120), (4155, 19712), (4224, 19390), (4432, 18480), (4480, 18282), (4620, 17728), (4928, 16620), (5280, 15512), (5376, 15235), (5540, 14784), (5817, 14080), (6094, 13440), (6160, 13296), (6648, 12320), (6720, 12188), (7040, 11634), (7392, 11080), (7756, 10560), (8310, 9856), (8448, 9695), (8864, 9240), (8960, 9141)]