340847680

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8387}}^1$

素因数の和:8531

約数の個数: 56

約数和(自身を含む): 818131968

約数和(自身を除く): 477284288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 8128, 8387, 10160, 16774, 20320, 33548, 40640, 41935, 67096, 83870, 134192, 167740, 268384, 335480, 536768, 670960, 1065149, 1341920, 2130298, 2683840, 4260596, 5325745, 8521192, 10651490, 17042384, 21302980, 34084768, 42605960, 68169536, 85211920, 170423840, 340847680]

約数ペア:

[(1, 340847680), (2, 170423840), (4, 85211920), (5, 68169536), (8, 42605960), (10, 34084768), (16, 21302980), (20, 17042384), (32, 10651490), (40, 8521192), (64, 5325745), (80, 4260596), (127, 2683840), (160, 2130298), (254, 1341920), (320, 1065149), (508, 670960), (635, 536768), (1016, 335480), (1270, 268384), (2032, 167740), (2540, 134192), (4064, 83870), (5080, 67096), (8128, 41935), (8387, 40640), (10160, 33548), (16774, 20320)]