349757872

素因数分解:

$2^4\times {\mathrm{23}}^2\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:159

約数の個数: 90

約数和(自身を含む): 749011956

約数和(自身を除く): 399254084

約数列:

[1, 2, 4, 8, 16, 23, 31, 43, 46, 62, 86, 92, 124, 172, 184, 248, 344, 368, 496, 529, 688, 713, 961, 989, 1058, 1333, 1426, 1922, 1978, 2116, 2666, 2852, 3844, 3956, 4232, 5332, 5704, 7688, 7912, 8464, 10664, 11408, 15376, 15824, 16399, 21328, 22103, 22747, 30659, 32798, 41323, 44206, 45494, 61318, 65596, 82646, 88412, 90988, 122636, 131192, 165292, 176824, 181976, 245272, 262384, 330584, 353648, 363952, 490544, 508369, 661168, 705157, 950429, 1016738, 1410314, 1900858, 2033476, 2820628, 3801716, 4066952, 5641256, 7603432, 8133904, 11282512, 15206864, 21859867, 43719734, 87439468, 174878936, 349757872]

約数ペア:

[(1, 349757872), (2, 174878936), (4, 87439468), (8, 43719734), (16, 21859867), (23, 15206864), (31, 11282512), (43, 8133904), (46, 7603432), (62, 5641256), (86, 4066952), (92, 3801716), (124, 2820628), (172, 2033476), (184, 1900858), (248, 1410314), (344, 1016738), (368, 950429), (496, 705157), (529, 661168), (688, 508369), (713, 490544), (961, 363952), (989, 353648), (1058, 330584), (1333, 262384), (1426, 245272), (1922, 181976), (1978, 176824), (2116, 165292), (2666, 131192), (2852, 122636), (3844, 90988), (3956, 88412), (4232, 82646), (5332, 65596), (5704, 61318), (7688, 45494), (7912, 44206), (8464, 41323), (10664, 32798), (11408, 30659), (15376, 22747), (15824, 22103), (16399, 21328)]