1997294688

素因数分解:

$2^5\times 3^2\times {\mathrm{173}}^1\times {\mathrm{40087}}^1$

素因数の和:40276

約数の個数: 72

約数和(自身を含む): 5712780528

約数和(自身を除く): 3715485840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 173, 288, 346, 519, 692, 1038, 1384, 1557, 2076, 2768, 3114, 4152, 5536, 6228, 8304, 12456, 16608, 24912, 40087, 49824, 80174, 120261, 160348, 240522, 320696, 360783, 481044, 641392, 721566, 962088, 1282784, 1443132, 1924176, 2886264, 3848352, 5772528, 6935051, 11545056, 13870102, 20805153, 27740204, 41610306, 55480408, 62415459, 83220612, 110960816, 124830918, 166441224, 221921632, 249661836, 332882448, 499323672, 665764896, 998647344, 1997294688]

約数ペア:

[(1, 1997294688), (2, 998647344), (3, 665764896), (4, 499323672), (6, 332882448), (8, 249661836), (9, 221921632), (12, 166441224), (16, 124830918), (18, 110960816), (24, 83220612), (32, 62415459), (36, 55480408), (48, 41610306), (72, 27740204), (96, 20805153), (144, 13870102), (173, 11545056), (288, 6935051), (346, 5772528), (519, 3848352), (692, 2886264), (1038, 1924176), (1384, 1443132), (1557, 1282784), (2076, 962088), (2768, 721566), (3114, 641392), (4152, 481044), (5536, 360783), (6228, 320696), (8304, 240522), (12456, 160348), (16608, 120261), (24912, 80174), (40087, 49824)]