266685328

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1213}}^1$

素因数の和:1392

約数の個数: 80

約数和(自身を含む): 640681216

約数和(自身を除く): 373995888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 151, 182, 208, 302, 364, 604, 728, 1057, 1208, 1213, 1456, 1963, 2114, 2416, 2426, 3926, 4228, 4852, 7852, 8456, 8491, 9704, 13741, 15704, 15769, 16912, 16982, 19408, 27482, 31408, 31538, 33964, 54964, 63076, 67928, 109928, 110383, 126152, 135856, 183163, 219856, 220766, 252304, 366326, 441532, 732652, 883064, 1282141, 1465304, 1766128, 2381119, 2564282, 2930608, 4762238, 5128564, 9524476, 10257128, 16667833, 19048952, 20514256, 33335666, 38097904, 66671332, 133342664, 266685328]

約数ペア:

[(1, 266685328), (2, 133342664), (4, 66671332), (7, 38097904), (8, 33335666), (13, 20514256), (14, 19048952), (16, 16667833), (26, 10257128), (28, 9524476), (52, 5128564), (56, 4762238), (91, 2930608), (104, 2564282), (112, 2381119), (151, 1766128), (182, 1465304), (208, 1282141), (302, 883064), (364, 732652), (604, 441532), (728, 366326), (1057, 252304), (1208, 220766), (1213, 219856), (1456, 183163), (1963, 135856), (2114, 126152), (2416, 110383), (2426, 109928), (3926, 67928), (4228, 63076), (4852, 54964), (7852, 33964), (8456, 31538), (8491, 31408), (9704, 27482), (13741, 19408), (15704, 16982), (15769, 16912)]