128531704

素因数分解:

$2^3\times 7^3\times {\mathrm{31}}^1\times {\mathrm{1511}}^1$

素因数の和:1569

約数の個数: 64

約数和(自身を含む): 290304000

約数和(自身を除く): 161772296

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 343, 392, 434, 686, 868, 1372, 1511, 1519, 1736, 2744, 3022, 3038, 6044, 6076, 10577, 10633, 12088, 12152, 21154, 21266, 42308, 42532, 46841, 74039, 84616, 85064, 93682, 148078, 187364, 296156, 327887, 374728, 518273, 592312, 655774, 1036546, 1311548, 2073092, 2295209, 2623096, 4146184, 4590418, 9180836, 16066463, 18361672, 32132926, 64265852, 128531704]

約数ペア:

[(1, 128531704), (2, 64265852), (4, 32132926), (7, 18361672), (8, 16066463), (14, 9180836), (28, 4590418), (31, 4146184), (49, 2623096), (56, 2295209), (62, 2073092), (98, 1311548), (124, 1036546), (196, 655774), (217, 592312), (248, 518273), (343, 374728), (392, 327887), (434, 296156), (686, 187364), (868, 148078), (1372, 93682), (1511, 85064), (1519, 84616), (1736, 74039), (2744, 46841), (3022, 42532), (3038, 42308), (6044, 21266), (6076, 21154), (10577, 12152), (10633, 12088)]