161699384

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 401863680

約数和(自身を除く): 240164296

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 101, 113, 154, 161, 184, 202, 226, 253, 308, 322, 404, 452, 506, 616, 644, 707, 791, 808, 904, 1012, 1111, 1243, 1288, 1414, 1582, 1771, 2024, 2222, 2323, 2486, 2599, 2828, 3164, 3542, 4444, 4646, 4972, 5198, 5656, 6328, 7084, 7777, 8701, 8888, 9292, 9944, 10396, 11413, 14168, 15554, 16261, 17402, 18193, 18584, 20792, 22826, 25553, 28589, 31108, 32522, 34804, 36386, 45652, 51106, 57178, 62216, 65044, 69608, 72772, 79891, 91304, 102212, 114356, 125543, 130088, 145544, 159782, 178871, 200123, 204424, 228712, 251086, 262499, 319564, 357742, 400246, 502172, 524998, 639128, 715484, 800492, 878801, 1004344, 1049996, 1430968, 1600984, 1757602, 1837493, 2099992, 2887489, 3515204, 3674986, 5774978, 7030408, 7349972, 11549956, 14699944, 20212423, 23099912, 40424846, 80849692, 161699384]

約数ペア:

[(1, 161699384), (2, 80849692), (4, 40424846), (7, 23099912), (8, 20212423), (11, 14699944), (14, 11549956), (22, 7349972), (23, 7030408), (28, 5774978), (44, 3674986), (46, 3515204), (56, 2887489), (77, 2099992), (88, 1837493), (92, 1757602), (101, 1600984), (113, 1430968), (154, 1049996), (161, 1004344), (184, 878801), (202, 800492), (226, 715484), (253, 639128), (308, 524998), (322, 502172), (404, 400246), (452, 357742), (506, 319564), (616, 262499), (644, 251086), (707, 228712), (791, 204424), (808, 200123), (904, 178871), (1012, 159782), (1111, 145544), (1243, 130088), (1288, 125543), (1414, 114356), (1582, 102212), (1771, 91304), (2024, 79891), (2222, 72772), (2323, 69608), (2486, 65044), (2599, 62216), (2828, 57178), (3164, 51106), (3542, 45652), (4444, 36386), (4646, 34804), (4972, 32522), (5198, 31108), (5656, 28589), (6328, 25553), (7084, 22826), (7777, 20792), (8701, 18584), (8888, 18193), (9292, 17402), (9944, 16261), (10396, 15554), (11413, 14168)]