990209136

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1283}}^1\times {\mathrm{2297}}^1$

素因数の和:3598

約数の個数: 80

約数和(自身を含む): 2927026944

約数和(自身を除く): 1936817808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1283, 2297, 2566, 3849, 4594, 5132, 6891, 7698, 8981, 9188, 10264, 13782, 15396, 16079, 17962, 18376, 20528, 26943, 27564, 30792, 32158, 35924, 36752, 48237, 53886, 55128, 61584, 64316, 71848, 96474, 107772, 110256, 128632, 143696, 192948, 215544, 257264, 385896, 431088, 771792, 2947051, 5894102, 8841153, 11788204, 17682306, 20629357, 23576408, 35364612, 41258714, 47152816, 61888071, 70729224, 82517428, 123776142, 141458448, 165034856, 247552284, 330069712, 495104568, 990209136]

約数ペア:

[(1, 990209136), (2, 495104568), (3, 330069712), (4, 247552284), (6, 165034856), (7, 141458448), (8, 123776142), (12, 82517428), (14, 70729224), (16, 61888071), (21, 47152816), (24, 41258714), (28, 35364612), (42, 23576408), (48, 20629357), (56, 17682306), (84, 11788204), (112, 8841153), (168, 5894102), (336, 2947051), (1283, 771792), (2297, 431088), (2566, 385896), (3849, 257264), (4594, 215544), (5132, 192948), (6891, 143696), (7698, 128632), (8981, 110256), (9188, 107772), (10264, 96474), (13782, 71848), (15396, 64316), (16079, 61584), (17962, 55128), (18376, 53886), (20528, 48237), (26943, 36752), (27564, 35924), (30792, 32158)]