278626736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{15289}}^1$

素因数の和:15381

約数の個数: 40

約数和(自身を含む): 580163760

約数和(自身を除く): 301537024

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 268, 272, 536, 1072, 1139, 2278, 4556, 9112, 15289, 18224, 30578, 61156, 122312, 244624, 259913, 519826, 1024363, 1039652, 2048726, 2079304, 4097452, 4158608, 8194904, 16389808, 17414171, 34828342, 69656684, 139313368, 278626736]

約数ペア:

[(1, 278626736), (2, 139313368), (4, 69656684), (8, 34828342), (16, 17414171), (17, 16389808), (34, 8194904), (67, 4158608), (68, 4097452), (134, 2079304), (136, 2048726), (268, 1039652), (272, 1024363), (536, 519826), (1072, 259913), (1139, 244624), (2278, 122312), (4556, 61156), (9112, 30578), (15289, 18224)]