128399488

素因数分解:

$2^7\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3049}}^1$

素因数の和:3117

約数の個数: 64

約数和(自身を含む): 298656000

約数和(自身を除く): 170256512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 329, 376, 448, 658, 752, 896, 1316, 1504, 2632, 3008, 3049, 5264, 6016, 6098, 10528, 12196, 21056, 21343, 24392, 42112, 42686, 48784, 85372, 97568, 143303, 170744, 195136, 286606, 341488, 390272, 573212, 682976, 1003121, 1146424, 1365952, 2006242, 2292848, 2731904, 4012484, 4585696, 8024968, 9171392, 16049936, 18342784, 32099872, 64199744, 128399488]

約数ペア:

[(1, 128399488), (2, 64199744), (4, 32099872), (7, 18342784), (8, 16049936), (14, 9171392), (16, 8024968), (28, 4585696), (32, 4012484), (47, 2731904), (56, 2292848), (64, 2006242), (94, 1365952), (112, 1146424), (128, 1003121), (188, 682976), (224, 573212), (329, 390272), (376, 341488), (448, 286606), (658, 195136), (752, 170744), (896, 143303), (1316, 97568), (1504, 85372), (2632, 48784), (3008, 42686), (3049, 42112), (5264, 24392), (6016, 21343), (6098, 21056), (10528, 12196)]