256486384

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29741}}^1$

素因数の和:29774

約数の個数: 60

約数和(自身を含む): 630649368

約数和(自身を除く): 374162984

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2156, 4312, 8624, 29741, 59482, 118964, 208187, 237928, 327151, 416374, 475856, 654302, 832748, 1308604, 1457309, 1665496, 2290057, 2617208, 2914618, 3330992, 4580114, 5234416, 5829236, 9160228, 11658472, 16030399, 18320456, 23316944, 32060798, 36640912, 64121596, 128243192, 256486384]

約数ペア:

[(1, 256486384), (2, 128243192), (4, 64121596), (7, 36640912), (8, 32060798), (11, 23316944), (14, 18320456), (16, 16030399), (22, 11658472), (28, 9160228), (44, 5829236), (49, 5234416), (56, 4580114), (77, 3330992), (88, 2914618), (98, 2617208), (112, 2290057), (154, 1665496), (176, 1457309), (196, 1308604), (308, 832748), (392, 654302), (539, 475856), (616, 416374), (784, 327151), (1078, 237928), (1232, 208187), (2156, 118964), (4312, 59482), (8624, 29741)]