169822240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{21661}}^1$

素因数の和:21690

約数の個数: 72

約数和(自身を含む): 466729452

約数和(自身を除く): 296907212

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 21661, 43322, 86644, 108305, 151627, 173288, 216610, 303254, 346576, 433220, 606508, 693152, 758135, 866440, 1061389, 1213016, 1516270, 1732880, 2122778, 2426032, 3032540, 3465760, 4245556, 4852064, 5306945, 6065080, 8491112, 10613890, 12130160, 16982224, 21227780, 24260320, 33964448, 42455560, 84911120, 169822240]

約数ペア:

[(1, 169822240), (2, 84911120), (4, 42455560), (5, 33964448), (7, 24260320), (8, 21227780), (10, 16982224), (14, 12130160), (16, 10613890), (20, 8491112), (28, 6065080), (32, 5306945), (35, 4852064), (40, 4245556), (49, 3465760), (56, 3032540), (70, 2426032), (80, 2122778), (98, 1732880), (112, 1516270), (140, 1213016), (160, 1061389), (196, 866440), (224, 758135), (245, 693152), (280, 606508), (392, 433220), (490, 346576), (560, 303254), (784, 216610), (980, 173288), (1120, 151627), (1568, 108305), (1960, 86644), (3920, 43322), (7840, 21661)]