139969280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9941}}^1$

素因数の和:9973

約数の個数: 72

約数和(自身を含む): 365786064

約数和(自身を除く): 225816784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 9941, 14080, 19882, 39764, 49705, 79528, 99410, 109351, 159056, 198820, 218702, 318112, 397640, 437404, 546755, 636224, 795280, 874808, 1093510, 1272448, 1590560, 1749616, 2187020, 2544896, 3181120, 3499232, 4374040, 6362240, 6998464, 8748080, 12724480, 13996928, 17496160, 27993856, 34992320, 69984640, 139969280]

約数ペア:

[(1, 139969280), (2, 69984640), (4, 34992320), (5, 27993856), (8, 17496160), (10, 13996928), (11, 12724480), (16, 8748080), (20, 6998464), (22, 6362240), (32, 4374040), (40, 3499232), (44, 3181120), (55, 2544896), (64, 2187020), (80, 1749616), (88, 1590560), (110, 1272448), (128, 1093510), (160, 874808), (176, 795280), (220, 636224), (256, 546755), (320, 437404), (352, 397640), (440, 318112), (640, 218702), (704, 198820), (880, 159056), (1280, 109351), (1408, 99410), (1760, 79528), (2816, 49705), (3520, 39764), (7040, 19882), (9941, 14080)]