770421640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{3643}}^1$

素因数の和:3982

約数の個数: 64

約数和(自身を含む): 1841823360

約数和(自身を除く): 1071401720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 311, 340, 622, 680, 1244, 1555, 2488, 3110, 3643, 5287, 6220, 7286, 10574, 12440, 14572, 18215, 21148, 26435, 29144, 36430, 42296, 52870, 61931, 72860, 105740, 123862, 145720, 211480, 247724, 309655, 495448, 619310, 1132973, 1238620, 2265946, 2477240, 4531892, 5664865, 9063784, 11329730, 19260541, 22659460, 38521082, 45318920, 77042164, 96302705, 154084328, 192605410, 385210820, 770421640]

約数ペア:

[(1, 770421640), (2, 385210820), (4, 192605410), (5, 154084328), (8, 96302705), (10, 77042164), (17, 45318920), (20, 38521082), (34, 22659460), (40, 19260541), (68, 11329730), (85, 9063784), (136, 5664865), (170, 4531892), (311, 2477240), (340, 2265946), (622, 1238620), (680, 1132973), (1244, 619310), (1555, 495448), (2488, 309655), (3110, 247724), (3643, 211480), (5287, 145720), (6220, 123862), (7286, 105740), (10574, 72860), (12440, 61931), (14572, 52870), (18215, 42296), (21148, 36430), (26435, 29144)]