138955264

素因数分解:

$2^9\times 7^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:445

約数の個数: 80

約数和(自身を含む): 320747328

約数和(自身を除く): 181792064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 224, 256, 274, 283, 448, 512, 548, 566, 896, 959, 1096, 1132, 1792, 1918, 1981, 2192, 2264, 3584, 3836, 3962, 4384, 4528, 7672, 7924, 8768, 9056, 15344, 15848, 17536, 18112, 30688, 31696, 35072, 36224, 38771, 61376, 63392, 70144, 72448, 77542, 122752, 126784, 144896, 155084, 245504, 253568, 271397, 310168, 491008, 507136, 542794, 620336, 1014272, 1085588, 1240672, 2171176, 2481344, 4342352, 4962688, 8684704, 9925376, 17369408, 19850752, 34738816, 69477632, 138955264]

約数ペア:

[(1, 138955264), (2, 69477632), (4, 34738816), (7, 19850752), (8, 17369408), (14, 9925376), (16, 8684704), (28, 4962688), (32, 4342352), (56, 2481344), (64, 2171176), (112, 1240672), (128, 1085588), (137, 1014272), (224, 620336), (256, 542794), (274, 507136), (283, 491008), (448, 310168), (512, 271397), (548, 253568), (566, 245504), (896, 155084), (959, 144896), (1096, 126784), (1132, 122752), (1792, 77542), (1918, 72448), (1981, 70144), (2192, 63392), (2264, 61376), (3584, 38771), (3836, 36224), (3962, 35072), (4384, 31696), (4528, 30688), (7672, 18112), (7924, 17536), (8768, 15848), (9056, 15344)]