127344560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9887}}^1$

素因数の和:9930

約数の個数: 80

約数和(自身を含む): 353120256

約数和(自身を除く): 225775696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 9887, 12880, 19774, 39548, 49435, 69209, 79096, 98870, 138418, 158192, 197740, 227401, 276836, 346045, 395480, 454802, 553672, 692090, 790960, 909604, 1107344, 1137005, 1384180, 1591807, 1819208, 2274010, 2768360, 3183614, 3638416, 4548020, 5536720, 6367228, 7959035, 9096040, 12734456, 15918070, 18192080, 25468912, 31836140, 63672280, 127344560]

約数ペア:

[(1, 127344560), (2, 63672280), (4, 31836140), (5, 25468912), (7, 18192080), (8, 15918070), (10, 12734456), (14, 9096040), (16, 7959035), (20, 6367228), (23, 5536720), (28, 4548020), (35, 3638416), (40, 3183614), (46, 2768360), (56, 2274010), (70, 1819208), (80, 1591807), (92, 1384180), (112, 1137005), (115, 1107344), (140, 909604), (161, 790960), (184, 692090), (230, 553672), (280, 454802), (322, 395480), (368, 346045), (460, 276836), (560, 227401), (644, 197740), (805, 158192), (920, 138418), (1288, 98870), (1610, 79096), (1840, 69209), (2576, 49435), (3220, 39548), (6440, 19774), (9887, 12880)]