222780760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2351}}^1$

素因数の和:2488

約数の個数: 64

約数和(自身を含む): 528353280

約数和(自身を除く): 305572520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 103, 115, 184, 206, 230, 412, 460, 515, 824, 920, 1030, 2060, 2351, 2369, 4120, 4702, 4738, 9404, 9476, 11755, 11845, 18808, 18952, 23510, 23690, 47020, 47380, 54073, 94040, 94760, 108146, 216292, 242153, 270365, 432584, 484306, 540730, 968612, 1081460, 1210765, 1937224, 2162920, 2421530, 4843060, 5569519, 9686120, 11139038, 22278076, 27847595, 44556152, 55695190, 111390380, 222780760]

約数ペア:

[(1, 222780760), (2, 111390380), (4, 55695190), (5, 44556152), (8, 27847595), (10, 22278076), (20, 11139038), (23, 9686120), (40, 5569519), (46, 4843060), (92, 2421530), (103, 2162920), (115, 1937224), (184, 1210765), (206, 1081460), (230, 968612), (412, 540730), (460, 484306), (515, 432584), (824, 270365), (920, 242153), (1030, 216292), (2060, 108146), (2351, 94760), (2369, 94040), (4120, 54073), (4702, 47380), (4738, 47020), (9404, 23690), (9476, 23510), (11755, 18952), (11845, 18808)]