278375129984

素因数分解:

$2^7\times 7^1\times {\mathrm{257}}^1\times {\mathrm{911}}^1\times {\mathrm{1327}}^1$

素因数の和:2516

約数の個数: 128

約数和(自身を含む): 637445099520

約数和(自身を除く): 359069969536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 257, 448, 514, 896, 911, 1028, 1327, 1799, 1822, 2056, 2654, 3598, 3644, 4112, 5308, 6377, 7196, 7288, 8224, 9289, 10616, 12754, 14392, 14576, 16448, 18578, 21232, 25508, 28784, 29152, 32896, 37156, 42464, 51016, 57568, 58304, 74312, 84928, 102032, 115136, 116608, 148624, 169856, 204064, 230272, 234127, 297248, 341039, 408128, 468254, 594496, 682078, 816256, 936508, 1188992, 1208897, 1364156, 1638889, 1873016, 2387273, 2417794, 2728312, 3277778, 3746032, 4774546, 4835588, 5456624, 6555556, 7492064, 8462279, 9549092, 9671176, 10913248, 13111112, 14984128, 16924558, 19098184, 19342352, 21826496, 26222224, 29968256, 33849116, 38196368, 38684704, 43652992, 52444448, 67698232, 76392736, 77369408, 104888896, 135396464, 152785472, 154738816, 209777792, 270792928, 305570944, 310686529, 541585856, 621373058, 1083171712, 1242746116, 2174805703, 2485492232, 4349611406, 4970984464, 8699222812, 9941968928, 17398445624, 19883937856, 34796891248, 39767875712, 69593782496, 139187564992, 278375129984]

約数ペア:

[(1, 278375129984), (2, 139187564992), (4, 69593782496), (7, 39767875712), (8, 34796891248), (14, 19883937856), (16, 17398445624), (28, 9941968928), (32, 8699222812), (56, 4970984464), (64, 4349611406), (112, 2485492232), (128, 2174805703), (224, 1242746116), (257, 1083171712), (448, 621373058), (514, 541585856), (896, 310686529), (911, 305570944), (1028, 270792928), (1327, 209777792), (1799, 154738816), (1822, 152785472), (2056, 135396464), (2654, 104888896), (3598, 77369408), (3644, 76392736), (4112, 67698232), (5308, 52444448), (6377, 43652992), (7196, 38684704), (7288, 38196368), (8224, 33849116), (9289, 29968256), (10616, 26222224), (12754, 21826496), (14392, 19342352), (14576, 19098184), (16448, 16924558), (18578, 14984128), (21232, 13111112), (25508, 10913248), (28784, 9671176), (29152, 9549092), (32896, 8462279), (37156, 7492064), (42464, 6555556), (51016, 5456624), (57568, 4835588), (58304, 4774546), (74312, 3746032), (84928, 3277778), (102032, 2728312), (115136, 2417794), (116608, 2387273), (148624, 1873016), (169856, 1638889), (204064, 1364156), (230272, 1208897), (234127, 1188992), (297248, 936508), (341039, 816256), (408128, 682078), (468254, 594496)]