144006940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8501}}^1$

素因数の和:8539

約数の個数: 72

約数和(自身を含む): 379937376

約数和(自身を除く): 235930436

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 8501, 16940, 17002, 34004, 42505, 59507, 85010, 93511, 119014, 170020, 187022, 238028, 297535, 374044, 467555, 595070, 654577, 935110, 1028621, 1190140, 1309154, 1870220, 2057242, 2618308, 3272885, 4114484, 5143105, 6545770, 7200347, 10286210, 13091540, 14400694, 20572420, 28801388, 36001735, 72003470, 144006940]

約数ペア:

[(1, 144006940), (2, 72003470), (4, 36001735), (5, 28801388), (7, 20572420), (10, 14400694), (11, 13091540), (14, 10286210), (20, 7200347), (22, 6545770), (28, 5143105), (35, 4114484), (44, 3272885), (55, 2618308), (70, 2057242), (77, 1870220), (110, 1309154), (121, 1190140), (140, 1028621), (154, 935110), (220, 654577), (242, 595070), (308, 467555), (385, 374044), (484, 297535), (605, 238028), (770, 187022), (847, 170020), (1210, 119014), (1540, 93511), (1694, 85010), (2420, 59507), (3388, 42505), (4235, 34004), (8470, 17002), (8501, 16940)]