123670208

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:421

約数の個数: 56

約数和(自身を含む): 252033024

約数和(自身を除く): 128362816

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 151, 191, 268, 302, 382, 536, 604, 764, 1072, 1208, 1528, 2144, 2416, 3056, 4288, 4832, 6112, 9664, 10117, 12224, 12797, 20234, 25594, 28841, 40468, 51188, 57682, 80936, 102376, 115364, 161872, 204752, 230728, 323744, 409504, 461456, 647488, 819008, 922912, 1845824, 1932347, 3864694, 7729388, 15458776, 30917552, 61835104, 123670208]

約数ペア:

[(1, 123670208), (2, 61835104), (4, 30917552), (8, 15458776), (16, 7729388), (32, 3864694), (64, 1932347), (67, 1845824), (134, 922912), (151, 819008), (191, 647488), (268, 461456), (302, 409504), (382, 323744), (536, 230728), (604, 204752), (764, 161872), (1072, 115364), (1208, 102376), (1528, 80936), (2144, 57682), (2416, 51188), (3056, 40468), (4288, 28841), (4832, 25594), (6112, 20234), (9664, 12797), (10117, 12224)]