121980208

素因数分解:

$2^4\times 7^2\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1170

約数の個数: 60

約数和(自身を含む): 276952512

約数和(自身を除く): 154972304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 157, 196, 314, 392, 628, 784, 991, 1099, 1256, 1982, 2198, 2512, 3964, 4396, 6937, 7693, 7928, 8792, 13874, 15386, 15856, 17584, 27748, 30772, 48559, 55496, 61544, 97118, 110992, 123088, 155587, 194236, 311174, 388472, 622348, 776944, 1089109, 1244696, 2178218, 2489392, 4356436, 7623763, 8712872, 15247526, 17425744, 30495052, 60990104, 121980208]

約数ペア:

[(1, 121980208), (2, 60990104), (4, 30495052), (7, 17425744), (8, 15247526), (14, 8712872), (16, 7623763), (28, 4356436), (49, 2489392), (56, 2178218), (98, 1244696), (112, 1089109), (157, 776944), (196, 622348), (314, 388472), (392, 311174), (628, 194236), (784, 155587), (991, 123088), (1099, 110992), (1256, 97118), (1982, 61544), (2198, 55496), (2512, 48559), (3964, 30772), (4396, 27748), (6937, 17584), (7693, 15856), (7928, 15386), (8792, 13874)]