161772688

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6911}}^1$

素因数の和:6956

約数の個数: 80

約数和(自身を含む): 411402240

約数和(自身を除く): 249629552

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 266, 304, 308, 418, 532, 616, 836, 1064, 1232, 1463, 1672, 2128, 2926, 3344, 5852, 6911, 11704, 13822, 23408, 27644, 48377, 55288, 76021, 96754, 110576, 131309, 152042, 193508, 262618, 304084, 387016, 525236, 532147, 608168, 774032, 919163, 1050472, 1064294, 1216336, 1444399, 1838326, 2100944, 2128588, 2888798, 3676652, 4257176, 5777596, 7353304, 8514352, 10110793, 11555192, 14706608, 20221586, 23110384, 40443172, 80886344, 161772688]

約数ペア:

[(1, 161772688), (2, 80886344), (4, 40443172), (7, 23110384), (8, 20221586), (11, 14706608), (14, 11555192), (16, 10110793), (19, 8514352), (22, 7353304), (28, 5777596), (38, 4257176), (44, 3676652), (56, 2888798), (76, 2128588), (77, 2100944), (88, 1838326), (112, 1444399), (133, 1216336), (152, 1064294), (154, 1050472), (176, 919163), (209, 774032), (266, 608168), (304, 532147), (308, 525236), (418, 387016), (532, 304084), (616, 262618), (836, 193508), (1064, 152042), (1232, 131309), (1463, 110576), (1672, 96754), (2128, 76021), (2926, 55288), (3344, 48377), (5852, 27644), (6911, 23408), (11704, 13822)]