166708780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{170111}}^1$

素因数の和:170134

約数の個数: 36

約数和(自身を含む): 407248128

約数和(自身を除く): 240539348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 170111, 340222, 680444, 850555, 1190777, 1701110, 2381554, 3402220, 4763108, 5953885, 8335439, 11907770, 16670878, 23815540, 33341756, 41677195, 83354390, 166708780]

約数ペア:

[(1, 166708780), (2, 83354390), (4, 41677195), (5, 33341756), (7, 23815540), (10, 16670878), (14, 11907770), (20, 8335439), (28, 5953885), (35, 4763108), (49, 3402220), (70, 2381554), (98, 1701110), (140, 1190777), (196, 850555), (245, 680444), (490, 340222), (980, 170111)]