164288740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{106681}}^1$

素因数の和:106708

約数の個数: 48

約数和(自身を含む): 430141824

約数和(自身を除く): 265853084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 106681, 213362, 426724, 533405, 746767, 1066810, 1173491, 1493534, 2133620, 2346982, 2987068, 3733835, 4693964, 5867455, 7467670, 8214437, 11734910, 14935340, 16428874, 23469820, 32857748, 41072185, 82144370, 164288740]

約数ペア:

[(1, 164288740), (2, 82144370), (4, 41072185), (5, 32857748), (7, 23469820), (10, 16428874), (11, 14935340), (14, 11734910), (20, 8214437), (22, 7467670), (28, 5867455), (35, 4693964), (44, 3733835), (55, 2987068), (70, 2346982), (77, 2133620), (110, 1493534), (140, 1173491), (154, 1066810), (220, 746767), (308, 533405), (385, 426724), (770, 213362), (1540, 106681)]