128488976

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:397

約数の個数: 120

約数和(自身を含む): 323657856

約数和(自身を除く): 195168880

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 47, 49, 56, 77, 88, 94, 98, 112, 154, 176, 188, 196, 308, 317, 329, 376, 392, 517, 539, 616, 634, 658, 752, 784, 1034, 1078, 1232, 1268, 1316, 2068, 2156, 2219, 2303, 2536, 2632, 3487, 3619, 4136, 4312, 4438, 4606, 5072, 5264, 6974, 7238, 8272, 8624, 8876, 9212, 13948, 14476, 14899, 15533, 17752, 18424, 24409, 25333, 27896, 28952, 29798, 31066, 35504, 36848, 48818, 50666, 55792, 57904, 59596, 62132, 97636, 101332, 104293, 119192, 124264, 163889, 170863, 195272, 202664, 208586, 238384, 248528, 327778, 341726, 390544, 405328, 417172, 655556, 683452, 730051, 834344, 1147223, 1311112, 1366904, 1460102, 1668688, 2294446, 2622224, 2733808, 2920204, 4588892, 5840408, 8030561, 9177784, 11680816, 16061122, 18355568, 32122244, 64244488, 128488976]

約数ペア:

[(1, 128488976), (2, 64244488), (4, 32122244), (7, 18355568), (8, 16061122), (11, 11680816), (14, 9177784), (16, 8030561), (22, 5840408), (28, 4588892), (44, 2920204), (47, 2733808), (49, 2622224), (56, 2294446), (77, 1668688), (88, 1460102), (94, 1366904), (98, 1311112), (112, 1147223), (154, 834344), (176, 730051), (188, 683452), (196, 655556), (308, 417172), (317, 405328), (329, 390544), (376, 341726), (392, 327778), (517, 248528), (539, 238384), (616, 208586), (634, 202664), (658, 195272), (752, 170863), (784, 163889), (1034, 124264), (1078, 119192), (1232, 104293), (1268, 101332), (1316, 97636), (2068, 62132), (2156, 59596), (2219, 57904), (2303, 55792), (2536, 50666), (2632, 48818), (3487, 36848), (3619, 35504), (4136, 31066), (4312, 29798), (4438, 28952), (4606, 27896), (5072, 25333), (5264, 24409), (6974, 18424), (7238, 17752), (8272, 15533), (8624, 14899), (8876, 14476), (9212, 13948)]