255017280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1$

素因数の和:441

約数の個数: 224

約数和(自身を含む): 935467776

約数和(自身を除く): 680450496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 137, 140, 160, 168, 192, 210, 224, 240, 274, 277, 280, 320, 336, 411, 420, 448, 480, 548, 554, 560, 672, 685, 822, 831, 840, 959, 960, 1096, 1108, 1120, 1344, 1370, 1385, 1644, 1662, 1680, 1918, 1939, 2055, 2192, 2216, 2240, 2740, 2770, 2877, 3288, 3324, 3360, 3836, 3878, 4110, 4155, 4384, 4432, 4795, 5480, 5540, 5754, 5817, 6576, 6648, 6720, 7672, 7756, 8220, 8310, 8768, 8864, 9590, 9695, 10960, 11080, 11508, 11634, 13152, 13296, 14385, 15344, 15512, 16440, 16620, 17728, 19180, 19390, 21920, 22160, 23016, 23268, 26304, 26592, 28770, 29085, 30688, 31024, 32880, 33240, 37949, 38360, 38780, 43840, 44320, 46032, 46536, 53184, 57540, 58170, 61376, 62048, 65760, 66480, 75898, 76720, 77560, 88640, 92064, 93072, 113847, 115080, 116340, 124096, 131520, 132960, 151796, 153440, 155120, 184128, 186144, 189745, 227694, 230160, 232680, 265643, 265920, 303592, 306880, 310240, 372288, 379490, 455388, 460320, 465360, 531286, 569235, 607184, 620480, 758980, 796929, 910776, 920640, 930720, 1062572, 1138470, 1214368, 1328215, 1517960, 1593858, 1821552, 1861440, 2125144, 2276940, 2428736, 2656430, 3035920, 3187716, 3643104, 3984645, 4250288, 4553880, 5312860, 6071840, 6375432, 7286208, 7969290, 8500576, 9107760, 10625720, 12143680, 12750864, 15938580, 17001152, 18215520, 21251440, 25501728, 31877160, 36431040, 42502880, 51003456, 63754320, 85005760, 127508640, 255017280]

約数ペア:

[(1, 255017280), (2, 127508640), (3, 85005760), (4, 63754320), (5, 51003456), (6, 42502880), (7, 36431040), (8, 31877160), (10, 25501728), (12, 21251440), (14, 18215520), (15, 17001152), (16, 15938580), (20, 12750864), (21, 12143680), (24, 10625720), (28, 9107760), (30, 8500576), (32, 7969290), (35, 7286208), (40, 6375432), (42, 6071840), (48, 5312860), (56, 4553880), (60, 4250288), (64, 3984645), (70, 3643104), (80, 3187716), (84, 3035920), (96, 2656430), (105, 2428736), (112, 2276940), (120, 2125144), (137, 1861440), (140, 1821552), (160, 1593858), (168, 1517960), (192, 1328215), (210, 1214368), (224, 1138470), (240, 1062572), (274, 930720), (277, 920640), (280, 910776), (320, 796929), (336, 758980), (411, 620480), (420, 607184), (448, 569235), (480, 531286), (548, 465360), (554, 460320), (560, 455388), (672, 379490), (685, 372288), (822, 310240), (831, 306880), (840, 303592), (959, 265920), (960, 265643), (1096, 232680), (1108, 230160), (1120, 227694), (1344, 189745), (1370, 186144), (1385, 184128), (1644, 155120), (1662, 153440), (1680, 151796), (1918, 132960), (1939, 131520), (2055, 124096), (2192, 116340), (2216, 115080), (2240, 113847), (2740, 93072), (2770, 92064), (2877, 88640), (3288, 77560), (3324, 76720), (3360, 75898), (3836, 66480), (3878, 65760), (4110, 62048), (4155, 61376), (4384, 58170), (4432, 57540), (4795, 53184), (5480, 46536), (5540, 46032), (5754, 44320), (5817, 43840), (6576, 38780), (6648, 38360), (6720, 37949), (7672, 33240), (7756, 32880), (8220, 31024), (8310, 30688), (8768, 29085), (8864, 28770), (9590, 26592), (9695, 26304), (10960, 23268), (11080, 23016), (11508, 22160), (11634, 21920), (13152, 19390), (13296, 19180), (14385, 17728), (15344, 16620), (15512, 16440)]