281901984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 288

約数和(自身を含む): 967688064

約数和(自身を除く): 685786080

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 23, 24, 26, 28, 32, 39, 42, 46, 48, 52, 56, 61, 69, 78, 84, 91, 92, 96, 104, 112, 122, 138, 156, 161, 168, 182, 183, 184, 208, 224, 244, 273, 276, 299, 312, 322, 336, 364, 366, 368, 416, 427, 483, 488, 529, 546, 552, 598, 624, 644, 672, 728, 732, 736, 793, 854, 897, 966, 976, 1058, 1092, 1104, 1196, 1248, 1281, 1288, 1403, 1456, 1464, 1586, 1587, 1708, 1794, 1932, 1952, 2093, 2116, 2184, 2208, 2379, 2392, 2562, 2576, 2806, 2912, 2928, 3172, 3174, 3416, 3588, 3703, 3864, 4186, 4209, 4232, 4368, 4758, 4784, 5124, 5152, 5551, 5612, 5856, 6279, 6344, 6348, 6832, 6877, 7176, 7406, 7728, 8372, 8418, 8464, 8736, 9516, 9568, 9821, 10248, 11102, 11109, 11224, 12558, 12688, 12696, 13664, 13754, 14352, 14812, 15456, 16653, 16744, 16836, 16928, 18239, 19032, 19642, 20496, 20631, 22204, 22218, 22448, 25116, 25376, 25392, 27508, 28704, 29463, 29624, 32269, 33306, 33488, 33672, 36478, 38064, 39284, 40992, 41262, 44408, 44436, 44896, 48139, 50232, 50784, 54717, 55016, 58926, 59248, 64538, 66612, 66976, 67344, 72956, 76128, 78568, 82524, 88816, 88872, 96278, 96807, 100464, 109434, 110032, 117852, 118496, 127673, 129076, 133224, 134688, 144417, 145912, 157136, 165048, 177632, 177744, 192556, 193614, 200928, 218868, 220064, 225883, 235704, 255346, 258152, 266448, 288834, 291824, 314272, 330096, 355488, 383019, 385112, 387228, 419497, 437736, 451766, 471408, 510692, 516304, 532896, 577668, 583648, 660192, 677649, 766038, 770224, 774456, 838994, 875472, 903532, 942816, 1021384, 1032608, 1155336, 1258491, 1355298, 1532076, 1540448, 1548912, 1677988, 1750944, 1807064, 2042768, 2310672, 2516982, 2710596, 2936479, 3064152, 3097824, 3355976, 3614128, 4085536, 4621344, 5033964, 5421192, 5872958, 6128304, 6711952, 7228256, 8809437, 10067928, 10842384, 11745916, 12256608, 13423904, 17618874, 20135856, 21684768, 23491832, 35237748, 40271712, 46983664, 70475496, 93967328, 140950992, 281901984]

約数ペア:

[(1, 281901984), (2, 140950992), (3, 93967328), (4, 70475496), (6, 46983664), (7, 40271712), (8, 35237748), (12, 23491832), (13, 21684768), (14, 20135856), (16, 17618874), (21, 13423904), (23, 12256608), (24, 11745916), (26, 10842384), (28, 10067928), (32, 8809437), (39, 7228256), (42, 6711952), (46, 6128304), (48, 5872958), (52, 5421192), (56, 5033964), (61, 4621344), (69, 4085536), (78, 3614128), (84, 3355976), (91, 3097824), (92, 3064152), (96, 2936479), (104, 2710596), (112, 2516982), (122, 2310672), (138, 2042768), (156, 1807064), (161, 1750944), (168, 1677988), (182, 1548912), (183, 1540448), (184, 1532076), (208, 1355298), (224, 1258491), (244, 1155336), (273, 1032608), (276, 1021384), (299, 942816), (312, 903532), (322, 875472), (336, 838994), (364, 774456), (366, 770224), (368, 766038), (416, 677649), (427, 660192), (483, 583648), (488, 577668), (529, 532896), (546, 516304), (552, 510692), (598, 471408), (624, 451766), (644, 437736), (672, 419497), (728, 387228), (732, 385112), (736, 383019), (793, 355488), (854, 330096), (897, 314272), (966, 291824), (976, 288834), (1058, 266448), (1092, 258152), (1104, 255346), (1196, 235704), (1248, 225883), (1281, 220064), (1288, 218868), (1403, 200928), (1456, 193614), (1464, 192556), (1586, 177744), (1587, 177632), (1708, 165048), (1794, 157136), (1932, 145912), (1952, 144417), (2093, 134688), (2116, 133224), (2184, 129076), (2208, 127673), (2379, 118496), (2392, 117852), (2562, 110032), (2576, 109434), (2806, 100464), (2912, 96807), (2928, 96278), (3172, 88872), (3174, 88816), (3416, 82524), (3588, 78568), (3703, 76128), (3864, 72956), (4186, 67344), (4209, 66976), (4232, 66612), (4368, 64538), (4758, 59248), (4784, 58926), (5124, 55016), (5152, 54717), (5551, 50784), (5612, 50232), (5856, 48139), (6279, 44896), (6344, 44436), (6348, 44408), (6832, 41262), (6877, 40992), (7176, 39284), (7406, 38064), (7728, 36478), (8372, 33672), (8418, 33488), (8464, 33306), (8736, 32269), (9516, 29624), (9568, 29463), (9821, 28704), (10248, 27508), (11102, 25392), (11109, 25376), (11224, 25116), (12558, 22448), (12688, 22218), (12696, 22204), (13664, 20631), (13754, 20496), (14352, 19642), (14812, 19032), (15456, 18239), (16653, 16928), (16744, 16836)]