140446208

素因数分解:

$2^9\times 7^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:437

約数の個数: 80

約数和(自身を含む): 324086400

約数和(自身を除く): 183640192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 149, 224, 256, 263, 298, 448, 512, 526, 596, 896, 1043, 1052, 1192, 1792, 1841, 2086, 2104, 2384, 3584, 3682, 4172, 4208, 4768, 7364, 8344, 8416, 9536, 14728, 16688, 16832, 19072, 29456, 33376, 33664, 38144, 39187, 58912, 66752, 67328, 76288, 78374, 117824, 133504, 134656, 156748, 235648, 267008, 274309, 313496, 471296, 534016, 548618, 626992, 942592, 1097236, 1253984, 2194472, 2507968, 4388944, 5015936, 8777888, 10031872, 17555776, 20063744, 35111552, 70223104, 140446208]

約数ペア:

[(1, 140446208), (2, 70223104), (4, 35111552), (7, 20063744), (8, 17555776), (14, 10031872), (16, 8777888), (28, 5015936), (32, 4388944), (56, 2507968), (64, 2194472), (112, 1253984), (128, 1097236), (149, 942592), (224, 626992), (256, 548618), (263, 534016), (298, 471296), (448, 313496), (512, 274309), (526, 267008), (596, 235648), (896, 156748), (1043, 134656), (1052, 133504), (1192, 117824), (1792, 78374), (1841, 76288), (2086, 67328), (2104, 66752), (2384, 58912), (3584, 39187), (3682, 38144), (4172, 33664), (4208, 33376), (4768, 29456), (7364, 19072), (8344, 16832), (8416, 16688), (9536, 14728)]